Darrell and Cream make the first big discovery of the expedition as they follow new clues and Gordon Cooper's Treasure Map From Space to an area known as the "holy grail" of colonial era shipwrecks in the Bahamas.

Darrell discovers a 1700s-era cannon which sends him on a mission to make the debris path & determine the ship's origin. He reveals a letter Gordon's files detailing the find of a 16th century English wreck with a connection to Sir Francis Drake.

Darrell zeroes in on a shipwreck linked to Gordo's list, but learns they are on the radar of some dangerous locals. He leads his team to an area called "the shallows" where they battle wind and waves that have claimed a century's worth of ships.

After finding evidence of an 18th century-era lifeboat near shore, Darrell and the team discover the shipwreck it came from; then an unexpected tragedy throws the entire expedition off course, leaving Darrell and his team scrambling to recover.

Darrell narrows his sights on a multi-million dollar wreck tied to Sir Francis Drake, as he and his team race to locate a treacherous area identified on Gordon Cooper's map as Dragon's Teeth.

Darrell leads his team to an old area where they battle wind and waves that have claimed a century's worth of ships; and Darrel and team evidence of a 1700s era lifeboat near shore, but an unexpected tragedy throws the expedition off course.