Geology in the Western United States: Satellite images, relief maps, photographs, and other online images provided by the United States Geological Survey Western Region.
Later Maps of the Western United States, Showing Railroads: A collection of late 19th century maps from the Trails to Utah and the Pacific exhibit at the Library of Congress.
Peakware: Western United States: Relief maps showing the major ranges and mountain peaks in the West.
Pickatrail: International hiking guide includes detailed topographical maps of Yosemite, Red Rock, and several other national parks.
Proto Photo: A virtual photographic tour of Arizona, Colorado, Idaho, Montana and Utah.
Radeka Photography: The American West: Gallery of black and white photography and posters of the American West including landscapes, ghost towns, and nature details.