Season 1

1. Sunken Cities

2019-03-12 · 45m

Lost civilizations, mysterious cities and legendary sites have all vanished. Can draining the seas help unlock what caused their demise?

2. Treasures of The Deep

2019-03-19 · 45m

For centuries treasure ships sailed the world hunted by pirates, battered by storms and reefs. Only now can we begin to explore what remains of them.

3. Sunken War Ships

2019-03-26 · 45m

Under the seas lives a lost graveyard of sunken war ships. Countless vessels from WWI and WWII pepper the seafloor waiting to be explored.

4. Stormy Seas

2019-04-02 · 45m

Towering walls of water, powerful winds and churning seas can overwhelm any ship. But what secrets of the stormy seas can now be revealed?

5. Sabotage On The High Seas

2019-04-09 · 45m

In warfare, saboteurs are a silent, unseen enemy with advanced weaponry and their element of surprise sending many ships to their final resting place.

6. America's Sunken Shores

2019-04-16 · 45m

War, weather and human error have led to some of the worst maritime disasters history. Drained dry we now reveal the mysteries along America’s shores.

7. Deep Water Disasters

2019-04-23 · 45m

The seafloor is the world’s biggest tsunami machine and its dangers have remained hidden from view, until now!

8. Undersea Empires

2019-04-30 · 45m

Beneath the waters of the world, lies undersea empires and relics of their bloody wars. Can today’s technology uncover these lost empires?