Contains 3 Features: "Secrets Of The Titanic" - Narrating the story of the most celebrated underwater expedition of all time, Martin Sheen presents Dr. Robert Ballard's breathtaking footage of the ill-fated Titanic's discovery and exploration. "Last Voyage Of The Lusitania" - Was this passenger liner carrying munitions to Britain when it was sunk by a German U-Boat in 1915? Dr. Ballard probes the wreck from a mini-sub, looking for clues that could rewrite history. "Lost Ships Of The Mediterranean" - Finding two shattered ships - complete with personal effects - in the deepest part of the Mediterranean, Dr. Ballard and his team examine the clues they provide of an ancient civilization dating back to biblical times.