A Watery Grave!

Indiana Jones sails the high seas in search of a lost Viking ship! Having signed on with a band of pirates, Indy has placed his life in the hands of his old nemesis, Captain Lawton, who blames Indy for the loss of his leg to a shark years earlier. But sharks are the least of anyone's worries when the vessel becomes entangled in the mythical graveyard of ships -- the Sargasso Sea!