The Titanic is under a new threat. Resting at over 12,500 feet below sea level and 380 nautical miles off the coast of Newfoundland, the most famous shipwreck in the world is being consumed by a colony of iron-eating bacteria. This slow and irreversible decay, according to the most concerned experts, will sweep away all the secrets of the mythic liner within a few decades. This documentary details the underwater odyssey of the greatest Titanic expeditions and the evolution of the most scrutinized shipwreck in the world. From the epic discovery of the wreck by a French-American team in 1985 to the exploratory missions led by James Cameron, and to the treasure hunts that brought back over 5,000 vestiges–experience the unequaled thrill of these extreme dives through the eyes of the explorers who have attempted to unlock Titanic’s secrets.

Computer-generated imagery and other visualization techniques reveal how it would look if all the water was removed from RMS Titanic's final resting place.

James Cameron brings together some the world's leading Titanic experts, including engineers, naval architects, artists and historians, to solve the lingering mysteries of why and how the 'unsinkable' ship sank.

Deep on the ocean's floor, one landmark continues to fascinate above all the rest, It's tragic tale has been told many times. But there is another story... an ongoing technological drama... a high-tech adventure to discover and explore the mysteries of th RMS Titanic. This is that story... a quest marked by failure, success, classified operations, and moral uncertainty. 90 years after the loss of over 1500 souls, the story continues to this day.

300 miles off the coast of North America, in the dark waters of the Atlantic Ocean, a group of ships have come together at the site of the Titanic. Experts from the United States, Great Britain, Canada and France have convened with one goal, to conduct the first full-scale investigation of the Titanic Disaster.

"Titanic - Anatomy of a Disaster" is an original Discovery Channel production that looks into not only the history but the mystery surrounding the sinking of Britain's most luxurious passenger liner. This investigation, narrated by Martin Sheen, shows a research and recovery expedition that uses science to piece together the final hours of the Titanic: Discovery Channel has assembled a unique investigative team of oceanologists, marine engineers, archaeologists, microbiologists, metallurgists, engineers, writers, historians and movie makers to uncover the truth about one of history's greatest disasters.

A new scientific exploration is about to explore one of the most distant and dangerous archaeological sites on earth.