The great unknown of the American Southwest is conquered by a one-armed man and his crew of adventurers, placing the Colorado River and the Grand Canyon on the map of the American continent. John Wesley Powell lost his arm at Shiloh in the Civil War but continued his rugged outdoor life with a series of explorations of the Rocky Mountains. Travel with Powell on his greatest adventure of all-the exploration of the ubnknown and dangerous Colorado River. The Listen2Read American Adventure Library is a series of historic first person accounts of extraordinary adventures by Americans or by visitors to America.
