In this conclusion of his two-part investigation, Josh Gates finishes retracing Moses' steps from the peak of Mount Sinai deep into the Israeli desert. To separate man from myth, Josh dives the Sea of Galilee and investigates what is said to be Moses' tomb.

Searching a city of the dead, Josh unearths artifacts from the Etruscans who ruled central Italy before being conquered by the Roman Empire; a dig site unearths clues that reveal the Etruscans may have inspired Rome's greatest achievements.