Edward Teach, alias Blackbeard, was the most notorious pirate of his day. At the height of his rein, he commanded a fleet of four ships and a crew of 400 men. They were ruthless seafaring raiders who terrorizing vessels in American waters. In 1717, Blackbeard even blockaded the city of Charleston, crippling its economy. Eventually he was caught and beheaded by a posse from the Royal Navy. Now, 300 years later, a marine archaeology team believes they have found his sunken flagship, Queen Anne's Revenge, off the North Carolina coast. The remains of the shipwreck are helping solve the most enduring mystery surrounding the infamous pirate captain - did he accidentally run his ship aground, or was it a deliberate plot to betray his crew and cheat them out of their share of the plunder?