Expedition

Timothy O'Sullivan

Black Cañon, Colorado River, from Camp 8, Looking Above

John Burke

End of the Defile, Looking Back at Ali Musjid

William H. Bell (American, 1830–1910)

View in the Grand Cañon of the Colorado River, No. 12 from the series "Geographical Explorations and Surveys West of the 100th Meridian"