Ancient Builders of the Amazon Preview

Season 50 Episode 3

About the Episode

Recent discoveries in archaeology are exploding the myth of the Amazon as a primeval wilderness, revealing traces of ancient civilizations that flourished for centuries, with populations numbering in the millions.

Aired: | Expires: | Runtime: 27s

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Extras

Sea Change: Survival in the Gulf of Maine Preview

Meet the people leading new efforts to shape the future of the Gulf of Maine and our oceans.

0:30
Sea Change: Peril in the Gulf of Maine Preview

Explore Cashes Ledge - part of the Gulf of Maine that helps power the Gulf’s more than 3,000 species

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Sea Change: Bounty in the Gulf of Maine Preview

Discover the lasting impact of how international trade forever changed the Gulf of Maine’s bounty.

0:30
Sea Change: Survival in the Gulf of Maine

Meet the people leading new efforts to shape the future of the Gulf of Maine and our oceans.

53:30
Sea Change: Peril in the Gulf of Maine

Explore Cashes Ledge - part of the Gulf of Maine that helps power the Gulf’s more than 3,000 species

53:30
Sea Change: Bounty in the Gulf of Maine

Discover the lasting impact of how international trade forever changed the Gulf of Maine’s bounty.

53:30
How A.I. is fighting wildfires

Firefighters are using AI to find wildfires before they explode.

1:34
These cheeses are at risk of going extinct

The culprit is a lack of microbial biodiversity in the mold used to make iconic French cheeses.

1:11
First ape ever seen using medicinal plant to treat wound

After this orangutan sustained a gnarly facial wound, he did something kind of human-like.

1:58
Total Eclipse in the Heart of Texas Hill Country

People from all over the country converge on a small Texas town to see a total solar eclipse.

6:41