The Greatest Mysteries of the Pacific Ocean | Drain the Oceans | MEGA EPISODE | Nat Geo

In this Drain the Oceans mega episode, five full episodes explore unexplained events in the Pacific Ocean. The Great Barrier Reef The mysterious sinking of Australia’s “Titanic," a warship on a dangerous mission, and a ROV expedition searching for clues at the bottom of the reef. The Deadly Pacific Forces like El Niño can rule the Pacific Ocean. Draining the Pacific reveals the deadly forces behind Earth’s most destructive natural disasters, and a catastrophic threat off America’s coast.

Courtesy of National Geographic on YouTube. Watch on YouTube ↗

More Nature & Wildlife Documentaries

A Journey Across Our Planet: Planet Earth II in 4K2024•1h 55m•4K•★8.8David Attenborough: A Life on Our Planet2020•6h 21m•HD•★8.8David Attenborough's Light on Earth2026•51m•4K•★8.6The Spider's Web: Britain's Second Empire2018•1h 18m•HD•★8.6Why Water Is Crucial For South Africa's Wildlife - Southern Africa Documentary - Real Wild2022•49m•HD•★7.7The White Death: Predators of the Siberian Wild2025•50m•HD•★7.6Wild Southern Africa: The Quest for Water2024•49m•HD•★8.2How Wildlife Adapts To Changing Seasons2025•52m•HD•★8.1A World Without Water2017•1h 14m•HD•★8.0Eating Our Way to Extinction2025•1h 19m•HD•★8.0takayna2018•37m•HD•★8.0World's Biggest Great White Full Episode | @natgeokids2025•43m•HD•★7.9