Silence In The Dark: Further exploration of 10-X uncovers an artifact that could potentially link the island to Ancient Rome. (S3, ep 10).
Big Reveal: The Lagina brothers make a major discovery at the bottom of 10-X. Could it be the mysterious loot that has eluded treasure hunters for centuries? (S2, ep 10)
The French Connection: A research expedition to a French castle reveals new clues, including ancient carvings that could link the Knights Templar to Oak Island. (S5, ep 9)
Echoes From the Deep: Rick and Marty Lagina send divers deep into the Money Pit in search of a mysterious golden object. (S4, ep 9)
Columbus Day: While preparing to send another dive team to explore 10-X, Rick and Marty examine claims that Christopher Columbus can be linked to the Oak Island mystery. (S3, ep 9)
A Dangerous Dive: Rick and Marty send a team of divers into the treasure shaft. Could they be on the verge of solving the centuries-old mystery of the island's loot? (S2, ep 9)
Dan's Breakthrough: New evidence confirms a European presence on Oak Island 100 years before the discovery of the Money Pit. (S5, ep 8)
The Mystery of Samuel Ball: The Lagina brothers find important evidence linking an 18th century American slave to the Oak Island mystery. (S4, ep 8)
Phantom of the Deep: Rick and Marty make an extraordinary discovery in the island's surrounding waters. (S3, ep 8)
Alien Contact: For years, people have claimed to have had direct, personal contact with aliens. The team tracks down some of those who claim to have had such contact. (S1, ep 4)