John Muir's extraordinary vision of America comes to life in these fascinating selections from his personal journals.

As a conservationist, John Muir traveled through most of the American wilderness alone and on foot, without a gun or a sleeping bag. In 1903, while on a three-day camping trip with President Theodore Roosevelt, he convinced the president of the importance of a national conservation program, and he is widely recognized for saving the Grand Canyon and Arizona's Petrified Forest. Muir's writing, based on journals he kept throughout his life, gives our...