How to See It
The Grand Canyon of Arizona
Southern California; Grand Cañon of the Colorado River; Yellowstone National Park
The Narrative of the Second Powell Expedition down the Green-Colorado River from Wyoming, and the Explorations on Land, in the Years 1871 and 1872
The Story of its Discovery in 1840, with an Account of the Later Explorations, and with Special Reference to the Voyages of Powell through the Line of the Great Canyons
