A few years after his release from a North Vietnamese prisoner-of-war camp in 1973, Colonel Joseph Kittinger retired from the Air Force. Restless and unchallenged, he turned to ballooning, a lifelong passion as well as a constant diversion for his imagination during his imprisonment. His primary goal was a solitary circumnavigation of the globe, and in its pursuit he set several ballooning distance records, including the first solo crossing of the...