Marty Lagina and Matty Blake travel to Kansas City. Missouri, to assist river-boat 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 the legendary outlaw Sam Bass is believed to have stashed more than a million dollars in stolen gold.
Marty's fascination is piqued when a fellow energy entrepreneur shares evidence that suggests his Utah ranch has been the Aztec hiding place of Montezuma's treasure for centuries.
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.
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.
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.
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 personally investing in a treasure hunt off the coast of Florida, Marty Lagina and Craig Tester are thrilled when their search uncovers rare and historical artifacts. But the duo must quickly come to terms with the complicated world of treasure ownership.
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.
Rick Lagina and Matty Blake brave the waters of Newfoundland with diver Tony Sampson and a team to look for sunken treasure connected to the notorious pirate, Peter Easton.
