Villains of the Underworld

Episode number: 1

Overview: Cutting edge technology will reveal the secrets of the sea floor and expose the shaky ground on which we all live.

Drain the Bermuda Triangle

Episode number: 2

Drain the Titanic

Episode number: 3

Drain The Ocean: WWII

Episode number: 4

Overview: New undersea surveys and 3-D imaging reveal secrets of World War II shipwrecks.

Drain the Ocean

Episode number: 5

Overview: What if we could pull the plug and drain the planet's water? Follow NGC on a virtual scientific expedition to the deep.

Ghost Ships of the Atlantic

Episode number: 7

Drain the Sunken Pirate City

Episode number: 9

Sunken Cities

Episode number: 10

Treasures of the Deep

Episode number: 11

Sunken War Ships

Episode number: 12

Overview: Sunken ships decisively influence WWI, and the impacts even changed the course of WWII.

Stormy Seas

Episode number: 13

Sabotage on the High Seas

Episode number: 14

Americas Sunken Shores

Episode number: 15

Deep Water Disasters

Episode number: 16

Undersea Empires

Episode number: 17

Without A Trace

Episode number: 18

Secret Missions

Episode number: 19

Drain the Ocean: Deep Sea Mysteries

Episode number: 20

Overview: Explore a world never seen before - a world hidden under miles of water, the landscape of the ocean bed. Combining the latest scientific data with state of the art CGI computer hardware we reveal some of the world's sunken mysteries. The Titanic, a WWII sunken battleship and the mysterious Flight 19 lost in the Bermuda Triangle. Using already aired episodes of Drain the Ocean we will be able to highlight each of these sunken treasures and tell their stories.

Drain Alcatraz

Episode number: 21

Overview: Drain Alcatraz uses cutting edge visual effects to 'drain' the waters around the notorious island of Alcatraz. With the waters drained away the secrets of Alcatraz are revealed, including exactly why the island's infamous prison was so inescapable.