It's no secret that the story of US history taught in school doesn't always match the reality of certain events -- and the deeper you dig, the stranger some stories become. In today's episode, the guys dive into the historic mystery surrounding Melungeons and other communities collectively known as tri-racial isolates, groups throughout the southern and eastern United States known for their enigmatic origins and insular, rural communities. Where did these groups actually come from? Are any of the legends about them true? Tune in to learn more.