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Overview
Is This Earth’s Most Treacherous Coastline?
North Carolina’s Outer Banks may be one of the most dangerous coastlines in the world.
What Happened to America’s First Megacity?
Overview is a nature series with an unexpected perspective. Breathtaking visuals zoom out to reveal Earth’s grand forces, then dive in to uncover hidden stories. Each episode is a journey of discovery, inviting viewers to see the planet more clearly and from a whole new point of view.
What Happened to America’s First Megacity?
Season 2 Episode 6 | 12m 24s | CC
In its prime, Cahokia was a prosperous city with a population similar to London’s. But this sprawling Native American metropolis from the Mississippian culture vanished long before Europeans arrived in North America. What happened? Now, cutting-edge scientific research offers a glimmer of hope in unraveling the mystery of Cahokia's disappearance.
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