As World War II drew to a close, multiple Nazi officials saw the writing on the wall: Germany would lose the war, and members of the Nazi party would have to answer for their crimes -- if, that is, they were caught. In a desperate bid to avoid justice, various factions of the SS and other Nazi officials created secret international escape routes called ratlines. Just how big was the operation? Tune in to learn more about the mysterious organization called ODESSA, and why it remains a subject of intrigue and controversy in the modern day.