Blackbeard's ship, "Queen Anne's Revenge", was once the most feared vessel ever to sail the high seas. In 1718, she sank off the North Carolina coast, bringing an end to her six-month reign of terror. Now, nautical archaeologists, historians, and scientists are studying the remains of a wreckage believed to be the infamous flagship. Follow their investigation as they comb through records and artifacts to answer a 300-year-old question: Was "Queen Anne's Revenge" the victim of an accident...or sabotage committed by Blackbeard himself?