Uncovering the Secrets of New York City (Full Episode) | Drain the Oceans

In just 400 years New York has become a global powerhouse. By draining the ocean, revealing submerged shipwrecks and subterranean secrets, we explain how. National Geographic is the world's premium destination for critically acclaimed storytelling around science and exploration. Discover amazing wildlife, ancient civilizations, hidden worlds, and the incredible wonders of our Earth.

Courtesy of National Geographic on YouTube. Watch on YouTube ↗

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