"Brothers Rick and Marty Lagina now own most of the mysterious Oak Island. Determined to resurrect the 200 year old search for treasure, they explore an abandoned shaft called 10-X. What they find gives them reason to believe that the stories of something buried on the island may very well be true."

"When the team discovers something very unusual at Smith's Cove, Rick and Marty Lagina believe they've made a huge breakthrough in unlocking Oak Island's secrets."

"As Rick and Marty Lagina begin work to drain a mysterious swamp, they are visited by a woman who lost her father and brother to a tragic accident on Oak Island that gave rise to rumors of a deadly curse."

"A visitor to the island presents Rick and Marty Lagina with his incredible theory about where the treasure on Oak Island is located."

"Rick and Marty Lagina make one of the biggest discoveries in the 200-year old search for treasure on Oak Island."

"After dating the Spanish coin they found last summer to 1652, brothers Rick and Marty Lagina return to Oak Island and the strange triangle-shaped swamp to look for more clues to this 200-year-old mystery."

"As Rick and Marty Lagina begin excavating the infamous Money Pit, a visitor shows them evidence that the treasures from King Solomon's Temple could be buried on Oak Island."

"After hearing that a treasure of biblical proportions was buried on Oak Island 2500 years ago, Rick and Marty Lagina look for evidence to prove it while also trying to locate the original Money Pit."

"Rick, Marty and the Oak Island team make a potentially historic discovery in the Money Pit."

"A visitor comes to the island and implies that he has found a secret way of getting to the treasure."

"Rick conducts a test that could help the team find man-made flood tunnels on the island; Marty goes to Europe to track down an incredible lead."

"With work starting in the swamp, Rick and Marty visit Scotland in order to investigate a theory about the construction of the Money Pit."

"Rick and Marty examine the swamp for an alternate entrance into the Money Pit."

"Rick and Marty take a team of divers to Oak Island."

"The Lagina brothers and their partners make a huge discovery at the bottom of 10-X."

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"As Rick and Marty Lagina return to Oak Island, they discover that not only does borehole 10-X contain even more secrets than previously thought, but a new technology could prove that there are numerous treasure sites lying all over the island."

"While Rick and Marty Lagina begin clearing dangerous obstructions from 10-X, Craig Tester and Jack Begley conduct a drilling operation to locate a possible golden treasure cache."

"Rick and Marty Lagina bring heavy digging equipment to the island and their first target is where a researcher claims the treasures of the Knights Templar lie below."

"After locating the original money pit, Rick and Marty Lagina examine an ancient stone carving that may help prove that Portuguese explorers with connections to the Knights Templar are behind the Oak Island mystery."

"While preparing to send a diver to explore the bottom of 10-X, Rick and Marty Lagina send an ROV camera down the shaft and discover evidence that could threaten their entire operation."

"Clues carved in various stones on the island are examined, and a theorist posits that the Aztec Empire may be behind the Oak Island mystery."

"Rick and Marty Lagina make an exciting discovery after forging a truce with Dan Blankenship's longtime rival, Fred Nola."

"Rick and Marty Lagina along with their team make an incredible discovery in the waters surrounding Oak Island."

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"After getting lab results concerning the mysterious Roman Sword, Rick, Marty and the team meet with a pair of treasure hunters who believe the Oak Island treasure lies north of the money pit."

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"Rick and Marty Lagina finally get answers from the bottom of borehole 10-X just before making an incredible discovery deep inside the money pit."

"Rick and Marty Lagina return to Oak Island and begin preparing a major evacuation of the Money Pit"

"Rick and Marty Lagina investigate a mysterious \u201cHatch\u201d which may be a secret entrance to an underground treasure tunnel on Oak Island."

"The Lagina brothers find evidence of what could be an ancient shipwreck in the Oak Island swamp."

"Rick and Marty Lagina begin to start their search for a centuries old treasure vault in the Oak Island Money Pit."

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"The Lagina brothers decide to move their Money Pit operation in hopes of finding a strange golden object."

"Rick and Marty Lagina begin a second massive dig in the Money Pit and find possible proof that a shipwreck is located in the swamp."

"The Lagina brothers find important evidence linking an 18th century American slave to the Oak Island mystery."

"Rick and Marty Lagina send divers deep into the Money Pit in search of a mysterious golden object."

"The Oak Island team returns to borehole 10-X in search of new clues."

"Rick Lagina travels to the Franklin D. Roosevelt library to find out why the U.S. president was obsessed with Oak Island."

"Rick and Marty decide to dig a third hole at the Money Pit after Rick finds even more evidence connecting Oak Island to the Knights Templar."

"The Lagina brothers and their partners make incredible discoveries at Smith's Cove and in the Money Pit."

"Rick and Marty Lagina face a major dilemma as they continue their search for the original Oak Island Money Pit."

"The Laginas and their team make what could be the most important discovery in the history of Oak Island."

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"Peril strikes during a daring dive as brothers Rick and Marty Lagina double down on their efforts to locate the original Money Pit with the most ambitious engineering operation in Oak Island history, while the fellowship of the dig is faced with a tragic loss of one of their own."

"Evidence of pirates on Oak Island mounts after a treasure chest from the 1700s is found; Rick and Marty get stunning news about a find from the Money Pit."

"The team is exhilarated by hard evidence of a European presence on Oak Island more than a century before the discovery of the Money Pit, then alarming news threatens to shut down the entire operation."

"Danger strikes just as the geo-tech drilling team hits a possible void in the Money Pit; the discovery of a long-lost artifact leads to an emotional reunion for one of the surviving members of the legendary Restall family."

"The discovery of an old document provides new clues on the exact location of the Money Pit; the fellowship of the dig makes a cryptic discovery at uncharted depths."

"After years of searching and speculation, Rick and Marty Lagina and their team unearth evidence of what Marty believes is the exact location of the ultimate target, the Money Pit."

"A theory is presented that Sir Francis Drake is buried on Oak Island in a vault with gold treasure. It is suggested that the lack of any records documenting Drake traveling to Canada is proof that he must have traveled to Canada"

"New evidence confirms a European presence on Oak Island 100 years before the discovery of the Money Pit; research suggests a clear pathway from the Knights Templar to Oak Island."

"A research expedition to a French castle and prison reveals new clues, including ancient carvings that strengthen a possible link between the Knights Templar and Oak Island."

"The team unearths a ship's log detailing the burial of treasure on an island eerily similar to Oak Island; Rick and Gary make what may prove to be the biggest find on Oak Island, ever."

"Further investigation suggests a link between the mysterious medieval cross and the Knights Templar."

"A skeleton key and maps from Fred Nolan's archives open a new door in the Lagina's quest, while new evidence suggests a Templar connection to the lead cross found in Smith's Cove."

"The plot thickens around the discovery of the lead cross as a new theory points to possible ancient origins; Rick pulls an artifact from the swamp that may support one of Fred Nolan's theories."

"Templar history is looked at, as well as the Templar clues the team has found so far."

"The team hits something in the DMT shaft that may prove to be the last thing standing between it and the answers below; Gary Drayton strikes again when he zeros in on a find that could be a key piece of a missing treasure chest."

"With little time before the team must suspend operations for the harsh winter ahead, the fellowship battles the shifting tides of Smith's Cove and finds evidence that may support one of Dan Blankenship's early theories."

"The Oak Island mystery has lured generations of treasure hunters; the families that have been a part of Oak Island's history for more than two centuries."

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"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. And after years of searching, the brotherhood finally strikes gold."

"The seismic results are in, revealing the existence of a mysterious underground chamber, while Gary and Jack make a discovery suggesting another Templar connection."

"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, while 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 a previously discovered artifact that has been missing for more than a century. In Smith\u2019s 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."

"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."

"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."

"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."

"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."

"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."

"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."

"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."

"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."

"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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"Armed with new evidence suggesting a ship is buried in the swamp, Rick, Marty, and the team return to the island determined to honor Dan's legacy by solving the centuries-old mystery once and for all."

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"With a dangerous hurricane approaching, the team scrambles to find evidence of what might be buried beneath the swamp before the storm can wipe out their efforts."

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"While powerful currents threaten Alex and Tony's dangerous dive in the Northern Atlantic, Rick and Marty investigate a mysterious earthen anomaly."

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"Rick, Marty and the team are astonished when they realize the mysterious stone roadway in the swamp may be heading directly towards the Money Pit."

"Digging deeper than ever before, the Laginas and their team find evidence of previously unknown structures in the Money Pit. While in the swamp, Gary strikes gold."

"While searching the spoils excavated from the Money Pit area, Alex Lagina discovers evidence of human activity deep underground, dating back to 1492."

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"Evidence of a continuous burn event in the swamp energizes the team supporting the theory that a ship was burned and buried there centuries ago."

"With winter quickly approaching and time running out, the fellowship unearths the most compelling evidence yet that a ship may have been buried deep in the swamp."

"The team uncovers what appears to be a wooden doorway under Samuel Ball's property and a new Templar connection is made when an ancient tool is discovered in the swamp."

"When an Oak Island local leads the team to a previously-unknown giant wharf, the mystery of Samuel Ball deepens."

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"Faced with the threat of a shut down in the swamp, the team focuses their energy on the Money Pit and are euphoric when they find more gold, with evidence suggesting it's of Spanish origin."

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"The fellowship is zeroing in on when the Oak Island mystery began and evidence that the swamp is hiding the wreck of a massive sailing vessel is mounting."

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"The discovery of mysterious ship logs provides more evidence suggesting a 1746 French armada led by the Duc D'Anville landed on Oak Island. At the Money Pit, the team gets closer to getting a team member underground."

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"The team returns to the swamp and immediately uncovers more evidence of a sunken ship. And in the Money Pit, the discovery of a collapsed structure could mean they have finally located the off-set chamber."

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"The fellowship is stunned when evidence suggests that a dam lies buried at the end of the swamp, corroborating both Fred Nolan's theory, and Zena Halpern's Templar map."

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"Rick, Marty and the team make a discovery below the Garden Shaft that could be the key to solving the Oak Island mystery."

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"As Rick and Marty Lagina and their team relaunch their quest to solve the Oak Island mystery, they make a number of the most historic discoveries ever unearthed in North America."

"The team continues to chase a tunnel that may run directly below the Garden Shaft and into the Baby Blob, where tests revealed silver and gold; artifacts discovered on Lot 5 suggest a strong connection to privateer Sir William Phi..."

"While the team tracks the mysterious tunnel towards the Baby Blob, Lot 5 continues to deliver when Rick and Gary discover an unusual artifact marked with the same Roman numerals found on the U-shaped structure in Smith's Cove."

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