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Philippe and Ashlan Cousteau travel to Ecuador to investigate the legend of the bloodthirsty pirate Bartholomew Sharpe and his lost treasure. Their mission brings them to a remote island called Isla Del Muerto -- Dead Man's Island.
Philippe and Ashlan Cousteau join a mission off the coast of Key West, Florida, to help prove the identity of a mystery ship that could millions in treasure.
Ashlan and Philippe Cousteau head to Puerto Rico to unlock the mystery of pirate Prince Maurice and his lost ship, The Defiance. Recent hurricanes on the island may have uncovered clues to the whereabouts of the 400-year-old shipwreck.
Philippe and Ashlan Cousteau team up with the Peruvian Navy to investigate a 17th-century disaster that still haunts the country and its people.
Ashlan and Philippe Cousteau head to Bermuda to help solve the mystery the Roanoke, a Civil War-era gun runner that was taken over by pirates. In more than 150 years, no one has been able to find the doomed vessel and its mysterious cargo.
Ashlan and Philippe Cousteau go to South Florida to meet with a family who says they have a map to billions in lost gold. Their investigation could involve the greatest cover-up in US history and ends with a mysterious finding in a swamp.
Philippe and Ashlan Cousteau return to the US Virgin Islands to investigate what happened to the RMS Derwent, a 19th-century paddle wheeler that vanished without a trace. Recent hurricanes have revealed clues to the boat's whereabouts.
The Cousteaus head to the gulf coast of Florida to investigate the legend of the infamous pirate Gasparilla and reports of a local resident who claimed to have sailed with him. The mission is put in jeopardy when Ashlan suffers a serious injury.
Ashlan and Philippe Cousteau head to Pensacola, Florida, to track down a Native American legend of pirates and lost treasure. The investigation becomes a fight for survival when their mission takes them to the dark and dangerous Escambia River.
