Looking to answer enduring questions around Moses' existence and the story of Exodus, Josh takes an epic adventure that starts with opening an ancient Egyptian tomb and ends with trekking what could be the true Mount Sinai.

Josh treks the punishing Donner Pass to uncover how desperate pioneers who were trapped by blizzards in the Sierra Nevada turned to cannibalism; in an unprecedented six-month investigation, Josh retraces the steps of the courageous rescue teams.