Season 2
15 episodes · first aired 2019-06-03
| Still | # | Title | Overview | Air date | Rating |
|---|---|---|---|---|---|
| 01 | Secrets of D-Day 2019-06-03 | In the greatest amphibious invasion fleet ever assembled, 7,000 vessels and 250,000 men take the Nazis by surprise. By draining the ocean, we explain exactly how they did it. | 2019-06-03 | 6.5 | |
| 02 | Secrets of New York City 2019-06-10 | In just 400 years New York has become a global powerhouse. By draining the ocean, revealing submerged shipwrecks and subterranean secrets, we explain how. | 2019-06-10 | 6.0 | |
| 03 | Killer U-Boats 2019-06-17 | Draining the oceans reveals the story of the U-Boats as they took on the Royal Navy, sinking 12 million tons of ships and nearly winning the war. | 2019-06-17 | 6.5 | |
| 04 | Buried Secrets of the Gold Rush 2019-07-01 | Winners took all in the race to get rich in the California and Klondike gold rushes; unearthing the ships involved reveals the risks taken to go west. | 2019-07-01 | 5.5 | |
| 05 | Secrets of the Civil War 2019-07-22 | Throughout the American Civil War, technological advances fuelled an arms race on America’s seas and rivers. Science and graphics drain the oceans to reveal the ships that shaped America. | 2019-07-22 | 7.0 | |
| 06 | Lost Nukes of The Cold War 2019-07-29 | When the world’s two greatest superpowers vie for supremacy, they spur extraordinary advances in military technology. | 2019-07-29 | 6.0 | |
| 07 | Secrets of The Spanish Armada 2019-08-05 | Spain’s attempted conquest of England fails when its armada is defeated. Draining the ocean reveals how the English stole technology to build an empire. | 2019-08-05 | 6.5 | |
| 08 | Pacific War Megawrecks 2019-08-12 | An expedition searches for the iconic wrecks of the Battle of the Pacific, including the ship that delivered the Hiroshima bomb, the USS Indianapolis. | 2019-08-12 | 6.0 | |
| 09 | Thai Cave Rescue 2019-09-02 | Drain the Oceans conducts the first accurate 3D survey of the Thai cave, revealing insight into the risky mission to save 12 boys from the flooded cave. | 2019-09-02 | 5.0 | |
| 10 | London's Secret History 2019-09-09 | London is one of the most powerful cities on Earth. Drain the Oceans reveals the story of the city’s meteoric rise. | 2019-09-09 | 8.0 | |
| 11 | Secrets of Loch Ness 2019-09-16 | Combining over 100 years of data with military-grade scanning equipment, Drain the Oceans pulls the plug on the world’s most famous lake to reveal the monster within. | 2019-09-16 | 4.0 | |
| 12 | Hitler's Killer Warships 2019-09-23 | The story of Hitler’s vision to conquer the world using his high-tech battleships, revealing the rise and fall of the Third Reich’s deadly fleet. | 2019-09-23 | 6.0 | |
| 13 | Lost Giants 2019-09-30 | Over the past century, advances in technology have fueled a race to build gigantic ships. When things go wrong, they become awe-inspiring wrecks. | 2019-09-30 | 7.0 | |
| 14 | Pacific Shockwave 2019-10-07 | In 1942, Japan came to dominate the Pacific region. The secret as to how they did it lies waiting to be discovered. | 2019-10-07 | 6.0 | |
| 15 | Rise of The Roman Empire 2019-10-14 | The secrets of the survival of the Roman empire are unearthed from beneath the waves of the Mediterranean and the soil of the Italian peninsula. | 2019-10-14 | 7.0 |
Ratings shown are community scores. Once OMDB is wired, these become per-episode IMDB values.