PBS
Pbs: Lost Liners: Lusitania
PBS documentary about famous shipwrecks reviews the sinking of the Lusitania and the salvage efforts undertaken by deep-sea archaeologist Bob Ballard, who explored the wreckage in 1993.
PBS
Pbs Meet Bob Ballard
Geologist, chemist and oceanographer. Learn about this fascinating man that found the Titanic, the Bismark and a lot of other sunken ships.