A mysterious invoice reveals an unlikely network of Civil War spies.

Justin investigates the truth behind the death of Meriwether Lewis.

Justin uncovers a web of mysteries about America's role in the Space Race.

A rare war medal leads Justin to question just how close we came to WWIII.

Justin investigates if Norse women led the Viking expedition to America.

A series of astrological wheels commissioned by Heinrich Himmler takes Justin to Germany to investigate the Nazi party’s supernatural obsession.