St. Louis, Missouri hosts the third qualifying round and features some of the best athletes. The obstacles are the Quintuple Steps, Rolling Log, Bridge of Blades, Rope Swing, Double Tilt Ladder, and Warped Wall. Veteran Ninjas Travis Rosen, "The Weatherman" Joe Moravsky, and brothers Brian and Chris Wilczewski return, while vet student Amy Pajcic takes on the course for the first time. (thetvdb.com)