Season 4

Scott Wolter travels to Arizona to verify the origin of alleged Viking artifacts found in the desert. If proven authentic the pieces could substantiate claims that the Vikings made it all the way down to the American Southwest.

Scott Wolter bushwhacks his way through the jungles of Veracruz, Mexico, as he investigates ancient artifacts that could shatter the archaeological record forever and change everything we know about our place in the universe.

Scott Wolter travels to Shippensburg, Pennsylvania, to check out a mysterious cave that may have been a stop on the Underground Railroad.

Scott Wolter investigates a sensational new theory about the identity of Jack the Ripper. He also uncovers a connection between the ritualistic patterns of the Ripper murders and the Freemasons.

Scott Wolter inspects mysterious carvings on a stone that may prove the ancient Phoenicians made it to America over 1,000 years before Christopher Columbus.

Scott Wolter leaves no stone unturned in his quest to discover the true identity of Agent 355, a mysterious female operative who was a crucial member of General George Washington's Culper Spy Ring.

Scott Wolter heads down to the land of gumbo and grits to search for the Honey Island Swamp Monster. He spends a solitary night in the Louisiana bayou to collect evidence of the elusive creature's existence.

Scott Wolter travels up and down the Pacific coast in search of the long-lost treasure of ruthless privateer Sir Francis Drake.

Forensic geologist Scott Wolter turns detective to crack one of Chicago's oldest cold cases -- the 1886 bombing of Haymarket Square. A recent dig for a buried time capsule may yield new clues about the identity of the bomber.

Scott Wolter crisscrosses the Atlantic as he investigates cryptic carvings allegedly left behind by the Knights Templar. He runs scientific tests to prove his long-held belief that the Templars hid treasure in North America.