Resultados para "John Wesley" en Ciencia e ingeniería

The great unknown of the 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. It is a journey no human being had ever made before. Dangerous rapids, narrow canyon walls offering no escape, terrifying river waterfalls, capsized boats, near drowning, lost equipment and disillusioned men are dramatically described by John Wesley Powell, leader of this adventurous party.

“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 the first successful expedition down the Colorado...