"A bold study of an eco-visionary at a watershed moment in US history."- Nature A timely, thrilling account of a man who, as an explorer, dared to lead the first successful expedition down the Colorado through the Grand Canyon--and, as an American visionary, waged a bitterly-contested...
"A convincing case for Powell's legacy as a pioneering conservationist."--The Wall Street Journal
"A bold study of an eco-visionary at a watershed moment in US history."--Nature A timely, thrilling account of the explorer who dared to lead...