World's Greatest Treasure Mysteries

When a young treasure hunter tells Rick and Marty he is hunting for the long lost treasure of pirate Jean Lafitte, the brothers are so intrigued they send Matty Blake to assist in a dangerous dive to further the search.

Oak Island metal detection expert Gary Drayton joins a relative of Butch Cassidy on a treasure hunt to the legendary robber's roost, and unearths a piece of outlaw treasure history.

After investing in a treasure hunt off the coast of Florida, Marty Lagina and Craig Tester are thrilled when their search uncovers rare artefacts. But they must quickly come to terms with the complex world of treasure ownership.

The Laginas are astounded to learn that on a trip to Arizona, Gary Drayton may have gotten to the bottom of one the biggest treasure mysteries, one that has resulted in countless deaths and disappearance for those obsessed with finding it.

Rick and Marty's good friend and world class wreck diver, John Chatterton, heads south to search for a never-recovered Spanish ship off the coast of Florida, and Gary Drayton shares with the brothers his most compelling, and valuable, find ever.

Things get dicey when the Laginas deploy Matty Blake to the wild west, where he assists in a dangerous investigation with a local treasure hunter to uncover the secrets of missing Civil War gold.

Things get dicey when the Laginas deploy Matty Blake to the wild west, where he assists in a dangerous investigation with a local treasure hunter to uncover the secrets of missing Civil War gold.

Marty's childhood dreams are realised when he's invited to join the search for a lost treasure off the coast of an abandoned, and dangerous, island in Lake Michigan.

Rick and Marty Lagina, along with Matty Blake, head to Florida and join Gary Drayton to hunt for millions in gold, silver and jewels from the shipwrecks of the famed 1715 Spanish Treasure Fleet.

Marty Lagina and Matty Blake travel to Kansas City, Missouri, to assist riverboat enthusiast David Hawley as he searches for two 19th-century wrecks loaded with lost riches and American history.

The Laginas and Matty Blake help treasure hunters Donna McCauley and Gypsy Jewels search two hideouts in Mineral Springs, Texas, where legendary outlaw Sam Bass is believed to have stashed more than a million dollars in stolen gold.

Matty Blake heads back to Florida's famed Treasure Coast, to team up with professional treasure salvager John Brandon and his team as they dive on the wrecks of the famed 1715 Spanish Treasure Fleet.

The Laginas and Matty Blake offer their help to a team of treasure hunters in Utah as they search deep underground for billions in gold at a site believed to be the legendary Lost Josephine Mine.

The Laginas head to Texas with Matty Blake to help treasure hunter Hoppy Eubanks and his team search for the legendary lost San Saba Mine and over a billion dollars in silver.

The Laginas and Matty Blake help a team in El Paso, Texas hunt for buried treasure at the stash house of the notorious Mexican revolutionary, Pancho Villa, leading to a number of historic discoveries.

Rick Lagina and Matty Blake brave the waters of Newfoundland with diver Tony Sampson and a team to look for sunken treasure connected to notorious pirate Peter Easton.

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.

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.