Drain The

What lies beneath the ocean? As the ocean waters drain away, National Geographic reveal seven of the most amazing undersea sites of World War 2 and delve deeper into the mysteries behind them.

Scientific data, combined with computer graphics, drain the Nile's waters - and surrounding sand - revealing a lost wonder of the ancient world, monumental fortresses and the origins of ancient Egyptians' obesession with the afterlife.

Maritime archaeologists and historians go in search of the biggest wrecks ever sunk beneath the seas; new scientific data combines with cutting-edge computer graphics to drain the oceans to investigate the world's most awe-inspiring wrecks.

For over fifty years the world's two greatest superpowers, the United States and Soviet Union, pour their resources into a terrifying array of doomsday weapons and military machines. The Cold War is the world's first nuclear armed confrontation. Remarkably, it's also the greatest clandestine war in the history of mankind - conducted in secret beneath the waves. Now, with access to daring expeditions, precision data and classified information, we use ground-breaking computer-generated-images to drain the ocean and reveal the shocking secrets of the nuclear-armed Cold War.

Drain the Oceans: Thai Cave Rescue reveals the first-ever 3D survey of Thailand’s Tham Luang cave system to uncover how isolated the 12 boys and their coach were during last year’s incident.

London is one of the most iconic and powerful cities on Earth. But how did London, the center of a vast empire, once the undisputed capital of the English-speaking world, become so dominant? Through a series of astonishing maritime discoveries, Drain the Oceans reveals the secret story of the city's meteoric rise.

Hitler's dream is to build an armada of state-of-the-art warships and take on the might of the British Royal Navy. But his plans to dominate the oceans slowly unravel in a series of disastrous battles. Drain the Oceans investigates the mysteries and reveals how the Third Reich's mighty fleet finally sank beneath the waves.