Ever since Europeans landed in North America, the western horizon has held the promise of new land and a fresh start. When Lewis and Clark crossed a wild continent, they returned with tales of a mountain landscape beyond comprehension, adding more power to the tug of the West. Restless souls - men like John Colter, Jim Bridger and Jedediah Smith – unable to resist the lure, traveled up the Missouri River to the Rocky Mountains in pursuit of furs and adventure. Â