New evidence uncovered at Smith's Cove brings the fellowship closer to deciphering the purpose of the mysterious "u" shaped structure and a previously undiscovered formation may lead them to the island's elusive, legendary flood tunnels.

While the excavation of Smith's Cove continues to uncover an abundance of ancient structures, Rick, Marty and the team resume the treasure hunt in H8, convinced more than ever it is the site of the money pit.