The roadside geology series is a consistently excellent presentation of regional geology. In each state the visible and relevant geology is described along each of the major routes. There are maps, cross sections and photographs.

Of the West

Roadside Geology of Alaska, by Cathy Connor, Daniel O'Haire

Roadside Geology of Arizona, by Halka Chronic

Roadside Geology of Northern and Central California, by Donald W. Hyndman, David D. Alt

Roadside Geology of Colorado, by Halka Chronic

Roadside Geology of Hawaii, by Richard W. Hazlett, Donald W. Hyndman

Roadside Geology of Idaho, by David Alt, Donald W. Hyndman

Roadside Geology of US Interstate 80 Between Salt Lake City and San Francisco, by Kenneth Hamblin

Roadside Geology of Montana, by David Alt, Donald W. Hyndman

Roadside Geology of New Mexico, ASIN/ by Halka Chronic

Roadside Geology of the Northern Rockies, by David Alt

Roadside Geology of Oregon, by David Alt, Donald W. Hyndman

Roadside Geology of Texas, by Darwin Spearing

Roadside Geology of Utah, by Halka Chronic

Roadside Geology of Washington, by David Alt, Donald W. Hyndman

Roadside Geology of Wyoming, by Darwin R. Spearing, David R. Lageson

Roadside Geology of the Yellowstone Country, by William J. Fritz