Treasures from the Wreck of the Unbelievable

Described as being a film about determination, danger and the ocean’s greatest depths, James Cameron's "Deepsea Challenge 3D" tells the story of Cameron’s journey to fulfill his boyhood dream of becoming an explorer. The movie offers a unique insight into Cameron's world as he makes that dream reality – and makes history – by becoming the first person to travel solo to the deepest point on the planet.

Bonded by their love of freediving, a record-setting champion and a heroic safety diver try to make history with a remarkable feat, ready to risk it all.

With a team of the world's foremost historic and marine experts as well as friend Bill Paxton, James Cameron embarks on an unscripted adventure back to the wreck of the Titanic where nearly 1,500 souls lost their lives almost a century ago.

Deep Blue is a major documentary feature film shot by the BBC Natural History Unit. An epic cinematic rollercoaster ride for all ages, Deep Blue uses amazing footage to tell us the story of our oceans and the life they support.

James Cameron and Simcha Jacobovici go on an adventure to find the lost city of Atlantis by using Greek philosopher Plato as a virtual treasure map.

After years of swimming every day in the freezing ocean at the tip of Africa, Craig Foster meets an unlikely teacher: a young octopus who displays remarkable curiosity. Visiting her den and tracking her movements for months on end he eventually wins the animal’s trust and they develop a never-before-seen bond between human and wild animal.

Marine conservationist and social media activist Ocean Ramsey fearlessly swims with sharks in this documentary about her risky mission to protect them.

Director Michael Apted revisits the same group of British-born adults after a 7 year wait. The subjects are interviewed as to the changes that have occurred in their lives during the last seven years.

Never-before-seen footage and survivor accounts trace the 2012 shipwreck of a luxury cruise and the disaster that ensued, in this immersive documentary.

David Attenborough takes viewers on a breathtaking journey showing there is nowhere more vital for our survival, more full of life, wonder, or surprise, than the ocean. Through spectacular sequences featuring coral reefs, kelp forests and the open ocean, Attenborough shares why a healthy ocean keeps the entire planet stable and flourishing.

A commercial diver is stranded on the seabed with only five minutes of oxygen supply, but with no chance of rescue for more than 30 minutes. With access to amazing archival footage, this is the true story of one man’s impossible fight for survival.

Coral reefs are the nursery for all life in the oceans, a remarkable ecosystem that sustains us. Yet with carbon emissions warming the seas, a phenomenon called "coral bleaching" -- a sign of mass coral death -- has been accelerating around the world, and the public has no idea of the scale or implication of the catastrophe silently raging underwater.