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The Lagina Brothers and Matty Blake join the famous treasure-hunting family of the late Mel Fisher in Key West, Florida, to search for millions in emeralds from the legendary Atocha shipwreck.

Marty and Rick Lagina meet in the War Room with Matty Blake and Gary Drayton to review and discuss the future of the most compelling treasure hunts they've explored so far "Beyond Oak Island."

Marty Lagina and Matty Blake return to the eerie waters surrounding Poverty Island in Lake Michigan to search for a lost Civil War treasure worth an estimated 400 million dollars.

On the beaches of Tampa, Florida, Marty and Matty dig for treasure believed to have been hidden in the early 1800's by the French pirate Captain Louis-Michel Aury.

Return to the Atocha treaures.

Taking a new approach, Rick Lagina and Matty Blake return to Poverty Island in Lake Michigan to search for millions in missing Civil War gold.

Matty Blake travels to the swamps of North Carolina to help a father and son treasure-hunting team excavate an old mining dredge believed to contain vast riches connected to America's first gold rush.

Rick Lagina, Tony Sampson and Matty Blake join Barry and Brandon Clifford to search for artifacts and treasure connected to the infamous Whydah shipwreck off the coast of Cape Code, Mass.

Matty Blake goes blackwater river diving with firefighter Matt Howell in Virginia to search for the legendary Revolutionary War treasure of British Army General Charles Cornwallis.

Marty Lagina and Matty Blake help investigate a mysterious island in Newfoundland where the notorious 17th century English pirate Peter Easton is believed to have hidden millions in plundered treasure.

Matty and Tony re-join the search and excavation of Whydah with Barry and his team in Cape Cod, Massachusetts, near a graveyard of sunken cannons.

Rick and Marty Lagina look back with Matty Blake on their richest adventures from the past year. (Last-Ever Episode)