Some of the most innovative and mindboggling cars are not on the streets--they are helping the military pound the pavement and cross terrain around the world. From an amphibious truck that can charge over deep sea and water in a flash, to a six-wheeled Humvee with more firepower than some tanks--Chuck Norris will take viewers on a tour through the wildest vehicles in the history of the Armed Forces in this one-hour HISTORY special.