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Narrator:
The amazon rainforest --
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00:00:05,139 --> 00:00:08,841
A breathtaking natural wonder.
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00:00:08,843 --> 00:00:12,578
It has always been seen
as a pristine wilderness,
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00:00:12,580 --> 00:00:16,482
Home to no more than
a handful of small tribes.
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00:00:16,484 --> 00:00:21,053
But today, the amazon is at the
center of a monumental mystery.
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00:00:22,089 --> 00:00:25,190
According to one
centuries-old account,
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00:00:25,192 --> 00:00:28,761
Giant cities once thrived
in the jungle.
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00:00:28,763 --> 00:00:32,097
And now,
astonishing discoveries...
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00:00:32,099 --> 00:00:33,866
This is incredible.
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00:00:33,868 --> 00:00:35,200
There's so much here.
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00:00:35,202 --> 00:00:38,871
...Are raising, the question --
could that be true?
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00:00:38,873 --> 00:00:42,441
There were many people
living in the amazon.
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00:00:42,443 --> 00:00:44,309
Narrator: With new technology,
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00:00:44,311 --> 00:00:48,814
Scientists are
searching for clues
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00:00:48,816 --> 00:00:53,118
To solve the mystery
of a missing civilization...
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00:00:53,120 --> 00:00:55,421
These were much more
complex societies
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00:00:55,423 --> 00:00:58,223
Than we thought existed.
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00:00:58,225 --> 00:00:59,858
Narrator:
...Where they came from...
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There's a sign of ancestry
in you
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That is very unique
and very special.
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00:01:05,099 --> 00:01:07,066
...And what happened to them.
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For the people living here,
it was a catastrophic event.
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And people just ran away.
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Narrator:
It's a dangerous place,
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But emerging from
the rainforest today
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Is the greatest human story
that's never been told.
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[ all shouting ]
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-- Captions by vitac --
www.Vitac.Com
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Captions paid for by
discovery communications
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♪
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Across the amazon rainforest,
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Archeologists today are making
incredible discoveries...
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Check this baby.
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Narrator:
...Traces of a once great
civilization lost in the jungle.
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Mark robinson is one of
hundreds of scientists
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Trying to solve a mystery.
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How did these lost civilizations
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Ever flourish
in such a hostile jungle?
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00:02:04,925 --> 00:02:07,392
His mission starts by tracing
the footsteps
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00:02:07,394 --> 00:02:10,762
Of the earliest humans
to ever reach the amazon.
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00:02:13,134 --> 00:02:16,235
Scientists believe the first
humans to reach the americas
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Made an epic migration
across asia.
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00:02:19,740 --> 00:02:22,241
At least 15,000 years ago,
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00:02:22,243 --> 00:02:27,012
They crossed an ancient land
bridge from siberia to alaska
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00:02:27,014 --> 00:02:29,414
Before traveling down
through north america
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00:02:29,416 --> 00:02:32,518
And finally crossing
through the narrow darién gap
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00:02:32,520 --> 00:02:34,686
To land in modern-day colombia.
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00:02:38,459 --> 00:02:42,060
That's where mark
begins his search for clues.
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00:02:56,243 --> 00:03:00,279
Until now, any attempts to find
evidence of the first amazonians
50
00:03:00,281 --> 00:03:02,881
Here in colombia
have been impossible.
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00:03:07,221 --> 00:03:09,821
For the last 50 years,
much of the country
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00:03:09,823 --> 00:03:12,925
Has been a no-go zone
for archeologists
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00:03:12,927 --> 00:03:17,362
As a brutal civil war played out
between the colombian government
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00:03:17,364 --> 00:03:20,232
And a rebel group
known as the farc.
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00:03:26,006 --> 00:03:29,241
But a recent peace agreement
is allowing mark
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00:03:29,243 --> 00:03:31,677
And a team
of colombian archeologists
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00:03:31,679 --> 00:03:34,446
To explore the jungles
once more.
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♪
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Mark targets the cliffs of
serranía la lindosa,
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00:03:55,703 --> 00:03:59,938
A series of spectacular
rocky outcrops
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Bursting out of the jungle
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On the northwest fringe
of the amazon.
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Early humans
would have been attracted
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To prominent landscape features
like this,
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00:04:10,351 --> 00:04:11,817
So it's the perfect place
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00:04:11,819 --> 00:04:14,486
To look for traces
of human activity.
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♪
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♪
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What mark finds decorating
the rock walls
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Takes him by surprise.
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00:04:38,178 --> 00:04:42,948
Hundreds of drawings
painted in red ocher.
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Strange, intricate patterns --
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Animals, plants, human figures.
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00:04:55,129 --> 00:04:59,031
It all looks prehistoric,
but who painted it?
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00:05:05,806 --> 00:05:08,373
Mark has studied
similar paintings before.
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00:05:10,277 --> 00:05:13,545
He can spot clues
that tell him what they mean.
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♪
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Who painted these images?
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Mark scours the strange designs
for clues.
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00:05:43,043 --> 00:05:47,646
The weird geometric shapes
could be the seeds of plants.
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00:05:58,359 --> 00:06:01,793
Mark has discovered what these
rock artists were eating.
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00:06:01,795 --> 00:06:06,231
They painted a virtual menu
on the walls.
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00:06:06,233 --> 00:06:10,268
And it reveals these people
were hunter-gatherers.
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00:06:12,206 --> 00:06:14,940
Mark searches for more clues.
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00:06:31,992 --> 00:06:34,493
[ singing in native language ]
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[ whooping ]
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♪
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In many parts of
the amazon today,
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Dance is still a powerful means
of expression.
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00:06:49,710 --> 00:06:53,078
For the kuikuro people
of brazil's xingu region,
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00:06:53,080 --> 00:06:55,947
Every stage of life
has a ritual attached to it.
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00:07:00,554 --> 00:07:05,023
They dance to celebrate
a chief,
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00:07:05,025 --> 00:07:09,294
A successful hunt,
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00:07:09,296 --> 00:07:11,062
A good haul of fish,
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00:07:11,064 --> 00:07:13,999
And the ripening of fruit.
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00:07:14,001 --> 00:07:15,834
To mark the coming of puberty,
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00:07:15,836 --> 00:07:17,135
To honor the dead,
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00:07:17,137 --> 00:07:20,305
And to ward off disease.
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00:07:20,307 --> 00:07:24,309
Dance is a vital part
of their tradition --
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00:07:24,311 --> 00:07:27,579
A way to tell stories
from their past
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00:07:27,581 --> 00:07:30,949
And to pass on their history
to future generations.
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A legacy chief afukaká kuikuro
is determined will continue.
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00:07:59,847 --> 00:08:02,914
Mark wants to know if
the first roots of societies
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00:08:02,916 --> 00:08:06,351
Like the kuikuro can be traced
to these painted cliffs.
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00:08:08,489 --> 00:08:12,224
First he must find out
how old they are.
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00:08:12,226 --> 00:08:14,159
But there's a problem.
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00:08:14,161 --> 00:08:16,995
Radiocarbon dating won't work.
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00:08:26,273 --> 00:08:28,573
♪
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00:08:28,575 --> 00:08:31,676
But there's hope
of finding an answer,
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00:08:31,678 --> 00:08:33,378
Because last year,
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Mark and his team explored
even deeper into the forest.
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00:08:38,552 --> 00:08:41,486
What they found
was jaw dropping.
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There isn't just
one painted wall.
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Incredibly, they have identified
another 16 sites,
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00:08:48,962 --> 00:08:53,465
And even more may lay
hidden in the jungle.
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There could be tens of thousands
of images out there,
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And any one of them could reveal
who painted these cliffs
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00:09:00,807 --> 00:09:03,508
And when.
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00:09:03,510 --> 00:09:05,544
To find out if these paintings
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00:09:05,546 --> 00:09:08,213
Really are the work
of the first amazonians,
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00:09:08,215 --> 00:09:11,116
Mark needs to
hunt for more clues.
122
00:09:11,118 --> 00:09:14,119
That means trekking deeper
into the rainforest
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00:09:14,121 --> 00:09:17,522
To reach new
and unexplored sites.
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00:09:27,467 --> 00:09:28,800
Narrator:
When the first europeans
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00:09:28,802 --> 00:09:32,270
Arrived in the amazon
500 years ago,
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00:09:32,272 --> 00:09:34,739
They claimed to have seen
endless cities
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00:09:34,741 --> 00:09:39,077
Stretching for miles
along the riverbanks.
128
00:09:39,079 --> 00:09:43,715
But later, explorers saw
no trace of any civilization --
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00:09:43,717 --> 00:09:47,118
Just a few scattered
nomadic tribes.
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00:09:47,120 --> 00:09:50,021
It seemed impossible
that a vast population
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00:09:50,023 --> 00:09:51,856
Could ever flourish here
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00:09:51,858 --> 00:09:55,460
In one of the most remote,
hostile places on earth.
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00:09:57,230 --> 00:09:58,697
But across the amazon,
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00:09:58,699 --> 00:10:01,266
Scientists are now
uncovering evidence
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00:10:01,268 --> 00:10:06,037
That those early reports
may have been right.
136
00:10:06,039 --> 00:10:09,140
Archeologist mark robinson
is on a mission to trace
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00:10:09,142 --> 00:10:14,946
That once great civilization
back to its very earliest roots.
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00:10:14,948 --> 00:10:16,948
Hidden in the colombian jungle
139
00:10:16,950 --> 00:10:19,184
On the northern fringes
of the amazon,
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00:10:19,186 --> 00:10:20,485
He's found a series
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00:10:20,487 --> 00:10:23,822
Of spectacular
prehistoric paintings.
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00:10:23,824 --> 00:10:25,724
But can he prove
they are the work
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00:10:25,726 --> 00:10:29,494
Of the very first humans
to set foot in south america?
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00:10:29,496 --> 00:10:34,599
♪
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00:10:34,601 --> 00:10:39,738
♪
146
00:10:59,593 --> 00:11:03,395
♪
147
00:11:03,397 --> 00:11:05,463
It's time to climb higher.
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00:11:05,465 --> 00:11:11,336
♪
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00:11:15,709 --> 00:11:20,812
♪
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00:11:20,814 --> 00:11:23,114
Hidden among the thousands
of pictures,
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00:11:23,116 --> 00:11:27,585
Mark finds something strange.
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00:11:27,587 --> 00:11:30,121
It could be the clue
he's been looking for.
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00:11:49,943 --> 00:11:53,978
Further along the cliff face
are other extinct animals --
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00:11:53,980 --> 00:11:56,981
An ancient camel-like creature
155
00:11:56,983 --> 00:12:00,919
And a giant sloth
surrounded by human hunters.
156
00:12:16,169 --> 00:12:19,104
One image surprises mark
most of all.
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00:12:33,987 --> 00:12:36,154
Mastodons were prehistoric
relatives
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00:12:36,156 --> 00:12:39,457
Of elephants and mammoths.
159
00:12:39,459 --> 00:12:42,694
And they did once live
on the fringes of the amazon.
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00:12:45,132 --> 00:12:48,433
Although it's a rough image,
it's vital evidence
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00:12:48,435 --> 00:12:50,902
To help mark date the paintings.
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00:13:05,552 --> 00:13:07,619
These paintings were made
by humans
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00:13:07,621 --> 00:13:12,524
Who lived alongside
the giant prehistoric creatures,
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00:13:12,526 --> 00:13:16,594
Animals that are now extinct.
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00:13:16,596 --> 00:13:21,099
They must have been painted
at least 12,000 years ago
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00:13:21,101 --> 00:13:23,535
When humans were taking
some of their first steps
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00:13:23,537 --> 00:13:26,504
Into the amazon.
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00:13:38,552 --> 00:13:40,552
♪
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00:13:40,554 --> 00:13:43,421
Marc has found traces of some of
the first human life
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00:13:43,423 --> 00:13:47,192
In the amazon here in colombia.
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These paintings were made
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00:13:48,829 --> 00:13:52,730
Right at the start
of the new stone age,
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Perhaps a thousand years
before the dawn of agriculture
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00:13:55,902 --> 00:13:58,336
In the fertile crescent
of the middle east.
175
00:14:00,307 --> 00:14:03,875
But if amazon history began here
at the northern fringe
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00:14:03,877 --> 00:14:07,512
Of the forest,
how deep into the jungle
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00:14:07,514 --> 00:14:12,750
Did those early
hunter-gatherers get.
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00:14:12,752 --> 00:14:16,521
In brazil, archeologist
edithe pereira believes
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She has found an answer.
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00:14:19,426 --> 00:14:23,061
More than two and a half
thousand miles from colombia,
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00:14:23,063 --> 00:14:25,263
Close to a town
called monte alegre
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00:14:25,265 --> 00:14:29,067
On the banks
of the amazon river,
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00:14:29,069 --> 00:14:32,871
A series of cliffs conceal
an ancient cave
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00:14:32,873 --> 00:14:36,007
Known as
caverna da pedra pintada --
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00:14:36,009 --> 00:14:39,310
The cave of the painted rock.
186
00:14:39,312 --> 00:14:41,512
Deep inside the caves,
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00:14:41,514 --> 00:14:44,782
Edith has discovered
something incredible.
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00:14:59,432 --> 00:15:01,699
Like the art in colombia,
189
00:15:01,701 --> 00:15:05,203
The ocher paintings themselves
can't be radiocarbon dated.
190
00:15:07,007 --> 00:15:10,575
But these artists
left behind vital clues,
191
00:15:10,577 --> 00:15:13,978
Because while they worked,
they spilled paint,
192
00:15:13,980 --> 00:15:17,181
And some of that paint
fell around their campfires.
193
00:15:35,835 --> 00:15:38,102
With ancient charcoal,
194
00:15:38,104 --> 00:15:41,906
Edith was able to use
radiocarbon dating
195
00:15:41,908 --> 00:15:44,275
To find out how long ago
the rock artist
196
00:15:44,277 --> 00:15:48,112
Reached this cave right at
the heart of the amazon forest.
197
00:16:02,529 --> 00:16:06,030
These caves were painted
at almost exactly the same time
198
00:16:06,032 --> 00:16:09,734
As the cliffs in colombia
more than 1,000 miles away.
199
00:16:12,639 --> 00:16:14,605
Early humans must have
spread quickly
200
00:16:14,607 --> 00:16:17,542
Through the amazon rainforest,
201
00:16:17,544 --> 00:16:20,812
Laying the foundations
for new jungle societies
202
00:16:20,814 --> 00:16:22,580
Right from the very beginning.
203
00:16:24,918 --> 00:16:28,553
But how did that primitive
hunter-gatherer society
204
00:16:28,555 --> 00:16:33,091
Ever become a sophisticated
civilization in the jungle,
205
00:16:33,093 --> 00:16:35,360
One that thrived
for thousands of years
206
00:16:35,362 --> 00:16:39,330
Before the europeans arrived?
207
00:16:39,332 --> 00:16:43,067
Far to the south on the flood
plains of bolivia,
208
00:16:43,069 --> 00:16:46,871
Could these mysterious
manmade jungle islands
209
00:16:46,873 --> 00:16:48,806
Provide the answer?
210
00:16:53,813 --> 00:16:56,681
♪
211
00:16:56,683 --> 00:16:58,583
Narrator: Archeologists have
traced the roots
212
00:16:58,585 --> 00:17:01,052
Of amazon society to colombia
213
00:17:01,054 --> 00:17:04,822
At least 12,000 years ago
and found evidence
214
00:17:04,824 --> 00:17:08,259
That they spread quickly into
the heart of the rainforest.
215
00:17:10,330 --> 00:17:13,865
Now, across the amazon,
they are uncovering evidence
216
00:17:13,867 --> 00:17:16,067
That those early
hunter-gatherers
217
00:17:16,069 --> 00:17:20,204
Eventually flourished
into a great civilization.
218
00:17:20,206 --> 00:17:23,074
But how they made
that major transition
219
00:17:23,076 --> 00:17:25,309
In such a hostile environment
220
00:17:25,311 --> 00:17:29,380
Is one of the greatest
mysteries of the amazon.
221
00:17:29,382 --> 00:17:30,648
And it's a mystery
222
00:17:30,650 --> 00:17:32,517
Earth scientist
umberto lombardo
223
00:17:32,519 --> 00:17:34,385
Is determined to solve.
224
00:17:37,457 --> 00:17:39,557
His mission has taken him
into the lowlands
225
00:17:39,559 --> 00:17:41,092
Of northern bolivia...
226
00:17:41,094 --> 00:17:42,693
To the llanos de mojos,
227
00:17:42,695 --> 00:17:45,530
A vast expanse
of tropical floodplain
228
00:17:45,532 --> 00:17:48,633
Covering an area
the size of illinois.
229
00:17:48,635 --> 00:17:58,242
♪
230
00:17:58,244 --> 00:18:07,885
♪
231
00:18:07,887 --> 00:18:10,721
For six months of the year
in the dry season,
232
00:18:10,723 --> 00:18:15,393
These plains bake hard
under a relentless sun.
233
00:18:15,395 --> 00:18:18,463
But flowing through
this arid land are rivers
234
00:18:18,465 --> 00:18:22,533
Carrying water from the andes
down into the amazon basin.
235
00:18:26,940 --> 00:18:28,806
And when the wet season begins,
236
00:18:28,808 --> 00:18:31,542
The rivers burst
their banks, drowning
237
00:18:31,544 --> 00:18:34,412
The low-lying plains
for half of the year.
238
00:18:34,414 --> 00:18:38,916
Today, this harsh environment
is a land of cowboys and cattle.
239
00:18:40,920 --> 00:18:44,422
But scattered across the plains
are mysterious clues
240
00:18:44,424 --> 00:18:46,757
To a much older society.
241
00:18:50,096 --> 00:18:52,964
Strange islands of forest.
242
00:18:52,966 --> 00:18:59,504
♪
243
00:19:13,887 --> 00:19:16,187
Umberto spots something
very strange
244
00:19:16,189 --> 00:19:18,723
About the ground
the trees are growing on.
245
00:19:22,128 --> 00:19:23,394
[ thudding ]
246
00:19:50,256 --> 00:19:52,156
♪
247
00:19:52,158 --> 00:19:55,993
Incredibly, the bedrock
of the forest island is formed
248
00:19:55,995 --> 00:19:59,697
From a massive pile
of discarded snail shells.
249
00:19:59,699 --> 00:20:02,300
Umberto believes that snails
were a major part
250
00:20:02,302 --> 00:20:06,637
Of the ancient human diet
here in the floodplains.
251
00:20:06,639 --> 00:20:09,207
And he thinks that the first
people to settle here
252
00:20:09,209 --> 00:20:13,010
Built their homes
on top of their leftover meals.
253
00:20:16,916 --> 00:20:21,018
At first, the mounds
were simply trash piles.
254
00:20:21,020 --> 00:20:22,553
But eventually they grew higher
255
00:20:22,555 --> 00:20:25,256
Than the annual floods,
256
00:20:25,258 --> 00:20:26,824
Over many centuries,
257
00:20:26,826 --> 00:20:30,861
The snail shells grew higher and
higher until bushes and trees
258
00:20:30,863 --> 00:20:34,999
Began to grow
on the fertile mounds.
259
00:20:35,001 --> 00:20:37,735
The new islands of the forest
offered shelter
260
00:20:37,737 --> 00:20:40,738
From the sun and safety
from the floods --
261
00:20:40,740 --> 00:20:43,274
The perfect place
to build a home.
262
00:20:43,276 --> 00:20:47,612
♪
263
00:20:47,614 --> 00:20:50,014
They may have been man-made,
264
00:20:50,016 --> 00:20:53,517
But did people ever settle
for good on the islands?
265
00:20:53,519 --> 00:20:55,853
Were these
the accidental foundations
266
00:20:55,855 --> 00:20:59,757
Of the first
settled amazon society?
267
00:20:59,759 --> 00:21:01,892
Umberto and a team
of archeologists
268
00:21:01,894 --> 00:21:03,861
May have found the answer
269
00:21:03,863 --> 00:21:06,631
By digging deep
into the core of the mound.
270
00:21:09,269 --> 00:21:11,502
In amongst
the discarded shells --
271
00:21:11,504 --> 00:21:13,704
Human burials.
272
00:21:13,706 --> 00:21:19,110
♪
273
00:21:19,112 --> 00:21:24,048
♪
274
00:21:24,050 --> 00:21:27,551
Umberto's discovery
is a stroke of luck
275
00:21:27,553 --> 00:21:30,554
Because in amazonia, harsh,
acidic soils mean
276
00:21:30,556 --> 00:21:34,292
That buried bones
are rarely preserved.
277
00:21:34,294 --> 00:21:36,894
But on the forest islands,
chemical deposits
278
00:21:36,896 --> 00:21:38,963
From all of the crushed
snail shells
279
00:21:38,965 --> 00:21:42,767
Have coated the bones in a
thick, protective mineral layer.
280
00:21:42,769 --> 00:21:49,573
♪
281
00:21:49,575 --> 00:21:56,380
♪
282
00:21:56,382 --> 00:22:03,554
♪
283
00:22:03,556 --> 00:22:06,757
Umberto knows that many
prehistoric societies buried
284
00:22:06,759 --> 00:22:09,593
Their dead
beneath their homes.
285
00:22:09,595 --> 00:22:12,330
So these remains could mean
that early amazonians
286
00:22:12,332 --> 00:22:15,466
Were building settled
communities on these mounds.
287
00:22:18,004 --> 00:22:20,071
And the skulls are full
of clues
288
00:22:20,073 --> 00:22:24,275
That tell umberto even more
about how they survived here.
289
00:22:24,277 --> 00:22:32,683
♪
290
00:22:32,685 --> 00:22:41,058
♪
291
00:22:41,060 --> 00:22:44,795
But best of all, radiocarbon
dating shows umberto
292
00:22:44,797 --> 00:22:46,630
When these people lived.
293
00:22:46,632 --> 00:22:53,070
♪
294
00:22:53,072 --> 00:22:59,710
♪
295
00:22:59,712 --> 00:23:02,613
It's an incredible discovery.
296
00:23:02,615 --> 00:23:05,516
These bones are beyond ancient.
297
00:23:05,518 --> 00:23:08,853
While europe was still in
the stone age, 1,000 years
298
00:23:08,855 --> 00:23:11,956
Before the great pyramids
of egypt were built,
299
00:23:11,958 --> 00:23:15,860
2,000 years
before the rise of the maya,
300
00:23:15,862 --> 00:23:17,628
The first amazon societies
301
00:23:17,630 --> 00:23:22,333
Were claiming
south america as their own.
302
00:23:22,335 --> 00:23:23,834
In the llanos de mojos,
303
00:23:23,836 --> 00:23:26,404
They learn to change
the world around them
304
00:23:26,406 --> 00:23:30,508
To create shelter,
security, and food,
305
00:23:30,510 --> 00:23:33,110
And to create a network
of forest islands
306
00:23:33,112 --> 00:23:38,516
That formed one of the amazon's
very first societies.
307
00:23:38,518 --> 00:23:42,553
But what happened
to these forest-island people?
308
00:23:42,555 --> 00:23:43,854
In search of an answer,
309
00:23:43,856 --> 00:23:46,490
Umberto takes soil samples
from the floodplain
310
00:23:46,492 --> 00:23:48,426
Around the forest islands.
311
00:23:48,428 --> 00:23:51,162
♪
312
00:24:11,250 --> 00:24:12,583
♪
313
00:24:12,585 --> 00:24:14,585
Beneath the modern black soil
314
00:24:14,587 --> 00:24:17,054
Is a thick layer of sediment --
315
00:24:17,056 --> 00:24:20,524
The telltale sign
of an ancient flood event.
316
00:24:20,526 --> 00:24:22,159
Below that sediment,
317
00:24:22,161 --> 00:24:24,662
Umberto finds
what he's looking for.
318
00:24:24,664 --> 00:24:30,468
♪
319
00:24:30,470 --> 00:24:32,570
Another layer of black soil
320
00:24:32,572 --> 00:24:34,605
That he believes formed
at the time
321
00:24:34,607 --> 00:24:37,408
The forest-island dwellers
were living here.
322
00:24:37,410 --> 00:24:45,416
♪
323
00:24:45,418 --> 00:24:53,457
♪
324
00:24:53,459 --> 00:24:56,994
The soil cores show that
after people had lived here
325
00:24:56,996 --> 00:25:00,798
For thousands of years,
the river changed its course,
326
00:25:00,800 --> 00:25:04,902
Drowning the entire area beneath
at least 3 feet of water.
327
00:25:04,904 --> 00:25:12,009
♪
328
00:25:12,011 --> 00:25:18,849
♪
329
00:25:18,851 --> 00:25:24,121
To the north lay
the amazon rainforest itself.
330
00:25:24,123 --> 00:25:25,623
The floodplain society
331
00:25:25,625 --> 00:25:28,158
Had learned
to transform their environment
332
00:25:28,160 --> 00:25:30,327
To create permanent homes.
333
00:25:30,329 --> 00:25:33,697
Could they do the same
in the hostile jungle?
334
00:25:33,699 --> 00:25:35,599
♪
335
00:25:37,670 --> 00:25:40,704
♪
336
00:25:40,706 --> 00:25:44,041
Narrator: Archeologists have
traced the path of early humans
337
00:25:44,043 --> 00:25:47,144
From the fringes of the jungle
in northern colombia
338
00:25:47,146 --> 00:25:50,314
To the floodplains of bolivia.
339
00:25:50,316 --> 00:25:54,051
But how did they make the leap
into the hostile forest itself
340
00:25:54,053 --> 00:25:57,922
To lay the foundations for
a future jungle civilization?
341
00:26:00,159 --> 00:26:03,928
In the west of brazil,
on the banks of the upper amazon
342
00:26:03,930 --> 00:26:07,798
And not far
from the town of tefé
343
00:26:07,800 --> 00:26:09,967
Is a small riverside community
344
00:26:09,969 --> 00:26:13,137
Called bom jesus da ponta
de castanha.
345
00:26:13,139 --> 00:26:16,206
♪
346
00:26:16,208 --> 00:26:18,609
The village is surrounded
by rainforest,
347
00:26:18,611 --> 00:26:19,910
Which provides the community
348
00:26:19,912 --> 00:26:24,214
With almost all the food
they need.
349
00:26:24,216 --> 00:26:26,850
But that presents
ecologist carolina levis
350
00:26:26,852 --> 00:26:29,119
And archaeobotanist
mariana cassino
351
00:26:29,121 --> 00:26:30,487
With a mystery...
352
00:26:32,658 --> 00:26:36,393
...Because most jungle soil
is nowhere near fertile enough
353
00:26:36,395 --> 00:26:38,629
To grow crops in.
354
00:26:38,631 --> 00:26:42,132
So how could a village,
let alone a whole civilization,
355
00:26:42,134 --> 00:26:44,368
Feed themselves here
in the jungle?
356
00:26:46,439 --> 00:26:49,807
Carolina and mariana
search the forest for clues.
357
00:26:49,809 --> 00:26:55,446
♪
358
00:26:55,448 --> 00:26:58,215
There is something unusual
about the forest here.
359
00:26:58,217 --> 00:27:02,953
♪
360
00:27:11,263 --> 00:27:14,498
The forest around the village
is densely packed with fruit
361
00:27:14,500 --> 00:27:15,799
And nut trees.
362
00:27:15,801 --> 00:27:19,003
In the wild, they never grow
this close together.
363
00:27:37,556 --> 00:27:39,223
♪
364
00:27:39,225 --> 00:27:41,258
The weirdest thing
is the sheer number
365
00:27:41,260 --> 00:27:45,129
Of ancient towering brazil nut
trees around the village
366
00:27:45,131 --> 00:27:47,865
Growing in clusters
known as stands.
367
00:27:47,867 --> 00:27:56,040
♪
368
00:27:56,042 --> 00:28:04,314
♪
369
00:28:04,316 --> 00:28:12,456
♪
370
00:28:12,458 --> 00:28:15,693
The scientists believe that much
of the jungle around here
371
00:28:15,695 --> 00:28:20,531
Was actually planted
by ancient amazonians.
372
00:28:20,533 --> 00:28:24,635
Local guide jucelino knows
how villagers still plant trees.
373
00:28:24,637 --> 00:28:27,705
♪
374
00:28:53,599 --> 00:28:55,666
♪
375
00:28:55,668 --> 00:28:57,101
Carolina and mariana believe
376
00:28:57,103 --> 00:28:59,269
That ancient populations
selected
377
00:28:59,271 --> 00:29:03,173
And nurtured the best tree
species for centuries,
378
00:29:03,175 --> 00:29:05,542
Creating a bountiful
supply of food.
379
00:29:05,544 --> 00:29:07,144
[ speaking spanish ]
380
00:29:07,146 --> 00:29:15,018
♪
381
00:29:15,020 --> 00:29:16,587
Woman: Mm-hmm.
382
00:29:16,589 --> 00:29:21,091
♪
383
00:29:21,093 --> 00:29:23,494
Even so, a huge civilization
384
00:29:23,496 --> 00:29:26,263
Can't survive
just on fruits and nuts.
385
00:29:29,602 --> 00:29:31,101
Back in the village center,
386
00:29:31,103 --> 00:29:34,738
Carolina and mariana are
searching for even more clues.
387
00:29:52,491 --> 00:29:53,624
Cuidado.
388
00:29:53,626 --> 00:29:55,526
[ speaking spanish ]
389
00:29:55,528 --> 00:29:56,960
The locals have told carolina
390
00:29:56,962 --> 00:29:59,997
And mariana that the founders
of this modern village
391
00:29:59,999 --> 00:30:02,432
Chose the site very carefully.
392
00:30:02,434 --> 00:30:04,501
[ speaking spanish ]
393
00:30:05,137 --> 00:30:09,540
And one thing
in particular led them here --
394
00:30:09,542 --> 00:30:11,508
The color of the soil.
395
00:30:12,111 --> 00:30:14,511
[ speaking spanish ]
396
00:30:14,513 --> 00:30:22,119
♪
397
00:30:22,121 --> 00:30:29,693
♪
398
00:30:29,695 --> 00:30:32,696
Most amazon soils are yellow
or red
399
00:30:32,698 --> 00:30:34,798
And useless for growing crops.
400
00:30:34,800 --> 00:30:36,166
But around the village,
401
00:30:36,168 --> 00:30:39,503
The topsoil
is unusually dark and fertile.
402
00:30:39,505 --> 00:30:44,708
♪
403
00:30:44,710 --> 00:30:49,546
Luckily, the mysterious soil
is also packed with clues --
404
00:30:49,548 --> 00:30:51,915
Fragments of ancient pottery.
405
00:30:51,917 --> 00:30:57,554
♪
406
00:30:57,556 --> 00:31:03,327
♪
407
00:31:04,663 --> 00:31:09,700
This soil is man-made,
transformed into a super-compost
408
00:31:09,702 --> 00:31:12,169
By ancient people
digging charcoal and food
409
00:31:12,171 --> 00:31:13,837
Waste into the ground.
410
00:31:23,582 --> 00:31:25,816
♪
411
00:31:25,818 --> 00:31:28,018
The excavations have shown
these soils
412
00:31:28,020 --> 00:31:30,721
Have been transformed
over a thousand years
413
00:31:30,723 --> 00:31:35,092
Or more to create
a fertile oasis in the jungle.
414
00:31:35,094 --> 00:31:38,262
And it's not just here that
the black earth is being found.
415
00:31:38,264 --> 00:31:43,901
♪
416
00:31:43,903 --> 00:31:49,539
♪
417
00:31:49,541 --> 00:31:51,742
So far,
scientists have identified
418
00:31:51,744 --> 00:31:56,213
Over 1,000 black earth sites
throughout the amazon,
419
00:31:56,215 --> 00:31:57,581
And by mapping the trees
420
00:31:57,583 --> 00:32:00,918
That typically grow
in these fertile soils,
421
00:32:00,920 --> 00:32:04,721
The staggering extent of human
transformation of the amazon
422
00:32:04,723 --> 00:32:07,624
Can be revealed...
423
00:32:07,626 --> 00:32:11,028
Solving the mystery
of how large populations
424
00:32:11,030 --> 00:32:12,930
Could survive in the jungle.
425
00:32:12,932 --> 00:32:20,737
♪
426
00:32:32,117 --> 00:32:34,918
♪
427
00:32:34,920 --> 00:32:37,821
Across the amazon,
scientists are discovering
428
00:32:37,823 --> 00:32:42,726
That the rainforest is anything
but an untouched wilderness.
429
00:32:42,728 --> 00:32:47,030
Now we know vast areas are the
work of ancient amazonians
430
00:32:47,032 --> 00:32:48,865
Who learned to nurture and shape
431
00:32:48,867 --> 00:32:52,436
The jungle enough
to support a civilization.
432
00:32:55,774 --> 00:32:59,543
But now an incredible discovery
is adding a new twist
433
00:32:59,545 --> 00:33:02,746
To the human story
of the amazon.
434
00:33:02,748 --> 00:33:05,716
It undermines one of
the most fundamental beliefs
435
00:33:05,718 --> 00:33:08,719
About the enigmatic people
of the amazon --
436
00:33:08,721 --> 00:33:11,254
That they all share
one family tree
437
00:33:11,256 --> 00:33:16,927
That goes back to north america.
At least 15,000 years ago.
438
00:33:16,929 --> 00:33:19,796
Do these extraordinary people
439
00:33:19,798 --> 00:33:22,632
Actually have roots
somewhere else?
440
00:33:22,634 --> 00:33:25,102
♪
441
00:33:27,239 --> 00:33:31,975
♪
442
00:33:31,977 --> 00:33:35,278
Narrator:
In brazil, paleoanthropologist
ella al-shamahi is on her way
443
00:33:35,280 --> 00:33:38,215
To meet an extraordinary
indigenous community,
444
00:33:38,217 --> 00:33:40,283
The suruí.
445
00:33:40,285 --> 00:33:43,320
Recent research has revealed
that they hold the key
446
00:33:43,322 --> 00:33:45,288
To solving one of
the greatest mysteries
447
00:33:45,290 --> 00:33:48,058
In the rise of
amazon civilizations.
448
00:33:50,662 --> 00:33:53,663
Where did they all come from?
449
00:33:53,665 --> 00:33:56,299
So, would you call this
a frontier town?
450
00:33:56,301 --> 00:33:57,768
Yeah, a frontier town.
451
00:33:57,770 --> 00:33:59,536
More or less, yeah.
452
00:33:59,538 --> 00:34:02,672
Ella is trying to discover
whether the suruí themselves
453
00:34:02,674 --> 00:34:04,408
Can shed any light
on the mystery
454
00:34:04,410 --> 00:34:08,078
Of how their ancient ancestors
first arrived in the amazon.
455
00:34:11,316 --> 00:34:14,384
So, basically, this whole area
used to be indigenous territory.
456
00:34:14,386 --> 00:34:16,887
Yeah, the whole area,
the whole state.
457
00:34:16,889 --> 00:34:20,524
It was virgin rainforest,
I mean, if you can say that.
458
00:34:20,526 --> 00:34:22,492
Yeah.
459
00:34:22,494 --> 00:34:24,594
To reach them,
she has to travel
460
00:34:24,596 --> 00:34:27,764
Through miles of open farmland.
461
00:34:27,766 --> 00:34:30,033
Like many of today's
amazonian people,
462
00:34:30,035 --> 00:34:34,504
The suruí face the constant
threat of deforestation.
463
00:34:34,506 --> 00:34:36,740
But it's not just
their territory and culture
464
00:34:36,742 --> 00:34:39,142
That are at stake --
465
00:34:39,144 --> 00:34:41,144
It's the extraordinary story
466
00:34:41,146 --> 00:34:44,314
Of how their ancestors
arrived in the amazon.
467
00:34:44,316 --> 00:34:46,349
♪
468
00:34:46,351 --> 00:34:48,051
There they are.
469
00:34:49,755 --> 00:34:53,156
Hi.
470
00:34:53,158 --> 00:34:54,524
[ speaking
foreign language ]
471
00:34:54,526 --> 00:34:57,027
[ speaking
native language ]
472
00:34:57,029 --> 00:34:59,529
So nice to meet you.
473
00:34:59,531 --> 00:35:02,632
Chief almir suruí welcomes
ella into the village
474
00:35:02,634 --> 00:35:04,701
To meet his family.
475
00:35:04,703 --> 00:35:06,136
Thank you for coming out.
Okay.
476
00:35:06,138 --> 00:35:07,838
So, is this...
Walk through there.
477
00:35:07,840 --> 00:35:10,307
Hi.
Ah, your brother.
478
00:35:10,309 --> 00:35:13,877
Hi. Ella. Ella.
479
00:35:13,879 --> 00:35:16,246
Ella has come here to share
a revelation
480
00:35:16,248 --> 00:35:17,614
With the suruí.
481
00:35:17,616 --> 00:35:19,549
Scientists
studying blood samples
482
00:35:19,551 --> 00:35:24,020
Collected from them in the 1960s
have found that suruí dna
483
00:35:24,022 --> 00:35:26,957
Tells a remarkable story
about their ancestry.
484
00:35:26,959 --> 00:35:28,959
But no one has ever told them.
485
00:35:28,961 --> 00:35:38,068
♪
486
00:35:38,070 --> 00:35:39,903
-[ laughs ]
-hey.
487
00:35:39,905 --> 00:35:41,671
Hi.
Hi.
488
00:35:41,673 --> 00:35:44,107
♪
489
00:35:44,109 --> 00:35:49,179
Can I ask when and how was
your blood taken?
490
00:35:49,181 --> 00:35:55,852
♪
491
00:35:55,854 --> 00:36:02,592
♪
492
00:36:02,594 --> 00:36:05,061
Did you ever hear
from them again?
493
00:36:05,063 --> 00:36:07,197
Did you ever get
any results from them?
494
00:36:07,199 --> 00:36:13,970
♪
495
00:36:13,972 --> 00:36:16,339
Narrator: Chief almir
gathers his community
496
00:36:16,341 --> 00:36:19,176
To hear
what ella has come to tell them.
497
00:36:19,178 --> 00:36:20,610
Hi.
498
00:36:20,612 --> 00:36:22,946
So, if I do it
this way...
499
00:36:25,184 --> 00:36:28,985
Chief almir:
[ speaking native language ]
500
00:36:28,987 --> 00:36:31,721
How many of you are really
familiar with this map?
501
00:36:31,723 --> 00:36:33,557
There's something
really interesting
502
00:36:33,559 --> 00:36:36,893
About yourselves, actually.
The suruí.
503
00:36:36,895 --> 00:36:38,428
It turns out that you,
504
00:36:38,430 --> 00:36:42,132
Unlike most other indigenous
groups in south america --
505
00:36:42,134 --> 00:36:44,134
You share some dna,
506
00:36:44,136 --> 00:36:48,038
Some ancestry
with people in australia.
507
00:36:48,040 --> 00:36:49,906
♪
508
00:36:49,908 --> 00:36:51,408
It has always been believed
509
00:36:51,410 --> 00:36:53,710
That every indigenous group
in the amazon
510
00:36:53,712 --> 00:36:57,647
Can trace their family tree back
to the same ancient ancestors
511
00:36:57,649 --> 00:37:01,585
Who arrived in south america
at least 12,000 years ago.
512
00:37:04,556 --> 00:37:06,489
But dna from the suruí
513
00:37:06,491 --> 00:37:10,627
And just two other tribes
tells a different story.
514
00:37:10,629 --> 00:37:13,263
It has a distinctive signature
515
00:37:13,265 --> 00:37:15,532
That is only found
in indigenous people
516
00:37:15,534 --> 00:37:17,534
From the andaman islands,
517
00:37:17,536 --> 00:37:21,504
Papua new guinea, and australia.
518
00:37:21,506 --> 00:37:22,906
It means that
you're very unique.
519
00:37:22,908 --> 00:37:24,474
It means that there's something
really interesting
520
00:37:24,476 --> 00:37:25,609
Going on with you.
521
00:37:25,611 --> 00:37:28,011
And there's a sign of ancestry
in you
522
00:37:28,013 --> 00:37:33,250
That really is
is very unique and very special.
523
00:37:33,252 --> 00:37:37,787
The suruís' ancient ancestors
must come from a different place
524
00:37:37,789 --> 00:37:42,492
And a different time from almost
every other tribe in the amazon.
525
00:37:42,494 --> 00:37:47,297
Somehow they are connected
to australia.
526
00:37:47,299 --> 00:37:48,865
And the amazon family tree
527
00:37:48,867 --> 00:37:53,670
Is much more complicated
than we ever realized.
528
00:37:53,672 --> 00:37:55,405
But it seems the revelation
529
00:37:55,407 --> 00:37:59,843
Is not as much of a surprise
to the suruí as ella expected.
530
00:37:59,845 --> 00:38:02,779
♪
531
00:38:04,783 --> 00:38:07,784
If I do it this way...
532
00:38:07,786 --> 00:38:11,554
Narrator: Paleoanthropologist
ella al-shamahi has revealed
533
00:38:11,556 --> 00:38:15,025
To the suruí people that they
share an ancestral link
534
00:38:15,027 --> 00:38:17,894
With indigenous australians,
535
00:38:17,896 --> 00:38:21,131
Making them unique
from other amazonian tribes.
536
00:38:23,568 --> 00:38:26,236
But as the news sinks in,
it seems the idea
537
00:38:26,238 --> 00:38:29,606
That they have exotic ancestry
from a far-off land
538
00:38:29,608 --> 00:38:32,909
Is less of a revelation
to the suruí than ella expected.
539
00:38:32,911 --> 00:38:41,584
♪
540
00:39:06,144 --> 00:39:09,612
♪
541
00:39:09,614 --> 00:39:11,581
The suruí
have made a connection
542
00:39:11,583 --> 00:39:13,983
Between their own
ancestral stories
543
00:39:13,985 --> 00:39:16,853
And the scientific evidence.
544
00:39:16,855 --> 00:39:18,521
Are you surprised
by that?
545
00:39:18,523 --> 00:39:27,530
♪
546
00:39:27,532 --> 00:39:36,506
♪
547
00:39:36,508 --> 00:39:38,842
Scientists are only beginning
to unravel
548
00:39:38,844 --> 00:39:43,346
The great mystery
of the amazon's human story.
549
00:39:43,348 --> 00:39:46,750
But the suruí reveal
that surviving indigenous people
550
00:39:46,752 --> 00:39:48,852
Have a crucial role to play.
551
00:39:51,256 --> 00:39:53,690
Their ancient cultures
contain clues
552
00:39:53,692 --> 00:39:56,559
That can help solve the mystery.
553
00:39:56,561 --> 00:39:58,628
And ella realizes that
554
00:39:58,630 --> 00:40:02,198
Unless their way of life
can be protected,
555
00:40:02,200 --> 00:40:05,635
That knowledge may disappear
forever.
556
00:40:05,637 --> 00:40:08,138
Al-shamahi:
So, this has been
557
00:40:08,140 --> 00:40:11,341
A completely profound
experience, actually.
558
00:40:13,478 --> 00:40:16,379
We, the outside world,
I think, have to give them
559
00:40:16,381 --> 00:40:17,647
So much more respect.
560
00:40:17,649 --> 00:40:20,717
And we scientists
also have to give them
561
00:40:20,719 --> 00:40:25,555
So much more respect and help,
562
00:40:25,557 --> 00:40:30,960
Because if we let the loggers
563
00:40:30,962 --> 00:40:33,430
And the miners win,
564
00:40:33,432 --> 00:40:34,831
We will have lost
565
00:40:34,833 --> 00:40:39,803
One of the most fascinating
pieces of the jigsaw puzzle
566
00:40:39,805 --> 00:40:42,939
When it comes
to amazonian history,
567
00:40:42,941 --> 00:40:45,508
One of the most ancient people,
568
00:40:45,510 --> 00:40:48,311
And it would just be
absolutely devastating.
569
00:40:48,313 --> 00:40:50,880
[ thunder crashes ]
570
00:40:50,882 --> 00:40:55,084
♪
571
00:40:55,086 --> 00:40:56,953
Narrator: Archeologists today
are discovering
572
00:40:56,955 --> 00:40:58,788
How the earliest humans learned
573
00:40:58,790 --> 00:41:02,926
To shape the amazon
rainforest around them,
574
00:41:02,928 --> 00:41:05,795
Laying the foundations
for a great civilization
575
00:41:05,797 --> 00:41:07,864
In the jungle.
576
00:41:07,866 --> 00:41:10,099
Their discoveries
are revolutionizing
577
00:41:10,101 --> 00:41:14,804
Our understanding of this
remarkable environment
578
00:41:14,806 --> 00:41:18,341
And of the future
of its indigenous people,
579
00:41:18,343 --> 00:41:22,145
Who shaped the forest,
but now fight to preserve
580
00:41:22,147 --> 00:41:25,615
Thousands of years
of unbroken heritage.
581
00:41:25,617 --> 00:41:35,124
♪
582
00:41:35,126 --> 00:41:44,667
♪
583
00:41:44,669 --> 00:41:54,210
♪
584
00:41:54,212 --> 00:42:03,786
♪
49609
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