In this sweeping adventure story, Stephen E. Ambrose presents the definitive account of one of the most momentous journeys in American History. Ambrose follows the Louis and Clark expedition from Thomas Jefferson's hope of finding a waterway to the Pacific, through the heart stopping moments of the actual trip, to Louis's lonely demise on the Natchez Trace. Alon the way, he shows us the American West as Louis saw it--wild, awesome, and pristinely beautiful.