The Curse of Oak Island Show Summary, Upcoming Episodes and TV Guide

It's the end of drilling season on Oak Island and after a year that saw the fellowship make a number of groundbreaking discoveries in their quest to solve a 225-year-old treasure mystery, the team is determined not to leave the island without making at least one more historic breakthrough.

The Restalls return to Oak Island with exciting new artifacts while Rick, Marty and the team reach new depths in the Money Pit in their final push before winter.

The team may be closer than ever to shutting down the flood tunnels when they discover large amounts of coconut fiber in the uplands. And a compelling new theory suggests the original trio that discovered the Money Pit in 1795 did not come upon it accidentally.

Excitement abounds when Gary uncovers an ancient tunneling tool in the swamp, and the team obtains hard, scientific evidence suggesting they may have finally located the original Money Pit.

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.

New evidence suggests the swamp may be man-made on a scale the team never could have anticipated.

The team unearths a new wooden structure under the sea bed at Smith's cove; a fresh lead may bring Rick closer to the 90-foot stone.

Forgotten clues produce new leads as the fellowship of the dig zeroes in on the Money Pit.

Gary detects a strange, stone structure embedded in the swamp and after years of searching and speculation, the Laginas get scientific proof that the swamp is young and likely manmade.

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

It's the season finale and the moment of truth for the fellowship of the dig, as the guys are faced with the burning question: quit or continue?

The discovery of the mysterious lead cross raised new questions about a Knights Templar connection. Tonight, we take a look at Templar history and the compelling Templar clues the team has found so far.

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

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

Rick and Mary find important evidence linking an 18th-century American slave to the Oak Island mystery.

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

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

Rick and Marty Lagina investigate a mysterious 'Hatch' which may be a secret entrance to an underground treasure tunnel on Oak Island.

Rick and Marty get answers from the bottom of borehole 10-X just before making an amazing discovery deep inside the Money Pit.

After getting lab results concerning the mysterious Roman sword, Rick, Marty and the team get together with a pair of treasure hunters who believe the Oak Island treasure lies north of the Money Pit.

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

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

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

Rick and Marty use heavy digging equipment to find where a researcher claims the treasures of the Knights Templar might be buried.

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

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

While work begins in the swamp, Rick and Marty travel to Scotland to investigate an incredible theory about the construction of the Money Pit.

A visitor comes to the island suggesting that he has discovered a secret method of getting to the treasure.

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.

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.

A visitor to the island presents Rick and Marty Lagina with his theory about where the treasure on Oak Island is located and the idea that the Menorah might be among the treasures for which they are searching.

A scuba team that includes Marty's son Alex Lagina dives Smith's Cove and finds non-indigenous coconut fibres and anomalous stones. These findings appear to be evidence of unexplained activity in what has been conjectured to be an ancient, engineered shore area. Meanwhile, metal fragments and cat bones are found in the slurry from 10X.