Summary: Archaeologist Dr. Richard Hansen joins Josh and his team to venture deep into the Guatemalan rainforest to find the hidden tombs of the mysterious Snake Kings in the ancient Mayan city of El Mirador.

Summary: Josh concludes his investigation into the mysterious Maya city of El Mirador, from the possible burial of the elusive Snake Kings to uncovering the secrets behind the fall of one of history's greatest ancient cities.

Summary: Josh ventures to Argentina, where many Nazi SS officers escaped to after World War II.

Summary: Josh ventures to the American south to uncover the mystery of real-life buccaneer Jean Laffite and the location of his hidden treasure.

Summary: Josh goes down under to search along Australia's infamous Shipwreck Coast for the missing Mahogany Ship.

Summary: Josh investigates the theft of one of the most iconic pieces of Hollywood memorabilia of all time — the ruby slippers worn by Judy Garland in the 1939 classic movie, The Wizard of Oz.

Summary: In an extended episode with new footage, Profiles in History CEO Joe Maddalena and Josh Gates assist in the recovery of stolen ruby slippers from the movie, "The Wizard of Oz." Investigators have been searching for them ever since they were stolen from the Judy Garland Museum in 2005.

Summary: In an extended episode with new footage, Profiles in History CEO Joe Maddalena and Josh Gates assist in the recovery of stolen ruby slippers from the movie, "The Wizard of Oz." Investigators have been searching for them ever since they were stolen from the Judy Garland Museum in 2005.

Summary: Josh visits Portugal and Haiti to discover whether Christopher Columbus was history's greatest hero or villain. Josh travels from the Dominican Republic to Spain in an attempt to solve the mystery of where the bones of Christopher Columbus are buried.

Summary: After more than a decade of searching, the mystery behind the missing pair of ruby slippers worn by Judy Garland in the most-watched film of all time "The Wizard of Oz" has been solved.

Summary: Josh visits Portugal and Haiti to discover whether Christopher Columbus was history's greatest hero or villain. Josh travels from the Dominican Republic to Spain in an attempt to solve the mystery of where the bones of Christopher Columbus are buried.