The Curse of Oak Island - Season 3 (2015)

After finding the original Money Pit, Rick and Marty Lagina look at an ancient stone carving that may help prove that Portuguese explorers with connections to the Knights Templar are behind the Oak Island Mystery.

While prepping for a diver to explore the bottom of 10-X, Rick and Marty Lagina arrange to send an ROV camera down the shaft, which reveals evidence that could threaten their entire operation.

Rick Lagina, Jack Begley and Dave Blankenship are looking for the missing H.O. stone a mysterious carved stone that was part of a larger boulder on the north shore that searchers blew up in the 1800's wrongly believing there might be treasure beneath it.

The brothers successfully negotiate bringing Fred Nolan back into the venture and everyone celebrates the history of the island by burying a Time Capsule.

The brothers searching the surrounding waters for new clues and evidences. Could it be that they found the missing piece underwater?

Columbus Day-Rick and Marty meet a researcher who links Christopher Columbus to the Oak Island mystery.

Rick, Marty and their partners obtain a mysterious sword that could connect the Roman Empire to the Oak Island treasure hunt.

Rick and Marty find a mysterious 20-foot high void deep inside the Money Pit just before diver John Chatterton successfully reaches the bottom of borehole 10-X.

Rick and Marty discover a mysterious 20-foot high void deep inside the Money Pit just before diver John Chatterton successfully reaches the bottom of borehole 10-X.

Massive secrets are revealed leaving Rick and Marty digging more holes.