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Rick's Big Bang Theory
Rick, Marty and the team return to Oak Island follow up on last year's amazing discoveries, and double down on their efforts to locate the elusive Oak Island Money Pit.
Brothers Rick and Marty Lagina begin the biggest and most expensive operation ever undertaken in the 223 year long treasure hunt.
The seismic results are in, revealing the existence of a mysterious underground chamber; Gary and Jack make a discovery suggesting another Templar connection.
A Legacy Revealed
Further investigation suggests Gary's latest find may be the oldest discovery on the island to date, and Rick is faced with a tragic loss.
Seismic results guide the team to a possible network of tunnels in the Money Pit; Gary unearths the first evidence of a French presence that could rewrite the history of the Oak Island mystery.
New insights on Nolan Cross suggest a Templar connection to the Money Pit, while emerging evidence convinces the team the discovery of the lead cross may be the most historic find in North America.
After years of searching, the team may have located an artifact that has been missing for more than a century; in Smith's Cove, the Laginas struggle to hold back the waters.
After months of tireless effort, Rick, Marty and the team begin the massive excavation at Smith's Cove and almost immediately strike gold.
As Above, So Below
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 to the island's legendary flood tunnels.
Fingers Made of Stone
A carved stone discovered at the money pit suggests an early Viking presence on Oak Island; the team may have finally discovered the elusive Oak Island box drains at Smith's Cove.
Wharfs and All
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.
Slipway When Wet
A shocking new discovery at Smith's Cove suggests that the origin of the Oak Island mystery may date much earlier and be more profound than the treasure hunters before ever suspected.
The Paper Chase
A stunning structure uncovered in Smith's Cove perplexes the brotherhood like never before; at the Money Pit, the team finds evidence they may have discovered the legendary box believed to contain the Oak Island treasure -- the elusive Chapple vault.
Voyage to the Bottom of the Cenote
A frightening development at the Money Pit threatens to halt the search indefinitely.
While monitoring the dangerous collapse at H8, the team conducts a test that could lead them straight to the Money Pit.
The treacherous collapse at H8 forces the team to design an exciting new approach to the Money Pit, while Alex and Jack investigate underwater targets that may lead to a second flood tunnel system.
Clue or False?
The team is amazed when their new approach to locate the Money Pit yields evidence in gigantic proportions.
An unexpected discovery strengthens Oak Island's connection to the Knights Templar.
With the days getting shorter and only a few weeks remaining before the fellowship must suspend operations for the winter, the team is determined to excavate under the giant crane pad in Smith's Cove.
Short Days and Tall Knights
Time is running out when the Laginas and the team are blindsided by a shocking development that threatens to halt all operations at the Money Pit.
New data provides stunning proof that structures uncovered in Smith's Cove were built prior to the discovery of the Money Pit.
Lost and Founding
In the season finale, the team is handed a shocking new theory that may connect the Oak Island treasure to the birth of a nation. But it's also the moment of truth for the fellowship as the guys are faced with a difficult choice: quit or continue.
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