Air date: 2018-05-28

Runtime: 47 min

The hidden secrets of the Nazis are revealed when the oceans covering them are drained using CGI animation.

Air date: 2018-06-04

Runtime: 47 min

Draining the Gulf of Mexico brings deadly secrets back to the surface. Stories of piracy, war, slavery and a dinosaur-killing asteroid are revealed.

Air date: 2018-06-11

Runtime: 47 min

The secrets of lost ancient civilizations come to light when the Mediterranean is drained.

Air date: 2018-06-18

Runtime: 47 min

Treasure hunting has captured our imaginations for centuries. Draining the oceans reveals the richest wrecks ever found.

Air date: 2018-06-25

Runtime: 47 min

Exciting evidence emerges of civilizations lost under the waves. But are these ancient cities the long sought-after Atlantis or accidents of geology?

Air date: 2018-07-02

Runtime: 47 min

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.

Air date: 2018-07-09

Runtime: 47 min

The Nile was central to ancient Egypt. Draining its water reveals a lost wonder and the origins of the Egyptians’ obsession with the afterlife.

Air date: 2018-07-16

Runtime: 47 min

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.

Air date: 2018-07-23

Runtime: 47 min

The hidden secrets of WWI's powerful weapons are revealed by draining the North Sea.

Air date: 2018-07-30

Runtime: 47 min

Where is Malaysian Airlines flight MH370? CGI reconstruction reveals the challenges of locating an aircraft that goes missing in the deep ocean.