The sinking of the Titanic was one of history's most tragic disasters—but could it have been avoided?

Violet Jessup, a stewardess on the Titanic, became the only woman to survive its sinking and that of its sister ship, Britannic.

In this History Channel video experience the Titanic wreck and corroded metal and debris everywhere. These are only a few things that a person will see when he examines what remains of the Titanic Ralph White, a master cinematographer, explains his past and present voyages to the wreckage of the Titanic. With forty years of experience, and ten past expeditions into the dark depths of the ocean, White learns something new every time he studies the remains of the Titanic. Through his research, dives, and discoveries, Ralph White hopes to one day fill in the blanks in history about what really happened to the "unsinkable" ship.

Naval architect Roger Long breaks down Titanic's structure to gain better insight into how and why the "unsinkable" ship sank.