Ancient Cities, Treasure, & Deadly Secrets | Drain the Oceans MEGA EPISODE | Season 1 FULL EPISODES

Explore the untold stories and deadly secrets hidden deep within the world’s oceans in this epic Drain the Oceans mega-episode Draining the Pacific reveals the deadly forces behind Earth’s most destructive natural disasters and a catastrophic threat off America’s coast. Hidden deep underwater is the untold story of how the Nazis wage a secret war across the world’s oceans Draining the Gulf of Mexico brings deadly secrets back to the surface.

Courtesy of National Geographic on YouTube. Watch on YouTube ↗

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