Seasons & episodes
6 seasons · 55 episodes
Episode 01
Nazi Secrets
The hidden secrets of the Nazis are revealed when the oceans covering them are drained using CGI animation.
Episode 02
Gulf of Mexico
Draining the Gulf of Mexico brings deadly secrets back to the surface. Stories of piracy, war, slavery and a dinosaur-killing asteroid are revealed.
Episode 03
Lost Worlds of the Mediterranean
The secrets of lost ancient civilizations come to light when the Mediterranean is drained.
Episode 04
Sunken Treasures
Treasure hunting has captured our imaginations for centuries. Draining the oceans reveals the richest wrecks ever found.
Episode 05
Legends of Atlantis
Exciting evidence emerges of civilizations lost under the waves. But are these ancient cities the long sought-after Atlantis or accidents of geology?
Episode 06
Deadly Pacific
The Ring of Fire is an area in the Pacific Ocean where volcanoes, earthquakes and tsunamis form; the ocean is drained to reveal the geological forces behind natural disasters and to uncover threats along the coast of Seattle, Tokyo and New Zealand.
Episode 07
Egypt's Lost Wonders
The Nile was central to ancient Egypt. Draining its water reveals a lost wonder and the origins of the Egyptians’ obsession with the afterlife.
Episode 08
Mysteries of the China Seas
The China seas are the most fiercely contested and mysterious waters on the planet. We expose the remains of the biggest battleship ever put on the water.
Episode 09
Ultimate Battleships
The hidden secrets of WWI's powerful weapons are revealed by draining the North Sea.
Episode 10
Malaysia Airlines 370
Where is Malaysian Airlines flight MH370? CGI reconstruction reveals the challenges of locating an aircraft that goes missing in the deep ocean.
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