An examination of the sudden loss of the American Great Lakes Freighter known as "Big Fitz" and her 29 crew members during a storm on Lake Superior on November 10th, 1975, up to and including the last dive on the wreck.

On a bleak weekend in 1898, a trio of tempests engulfed New England, sinking hundreds of ships. Only now can the dramatic story of the nearly 200 people trapped aboard the lost passenger steamer SS Portland be told.

Art treasures go down with a merchant vessel off the European coast in 1771.

Dive on the wreck of a 19th century drug runner in a turbulent California cove.

Head back to the famous treasure ship with Mel Fisher, who has recovered some $400 million of riches from the sea floor.

Hours before Japan's attack on Pearl Harbor, American marines claimed to have torpedoed a Japanese sub outside the harbor. The wreck was never found, and so the story was dismissed. But in August 2002, the wreck was found.