101 American Geo-Sites You've Gotta See geology map This geologic map and report

This geologic map and report explain the diverse geology of this region

Colorado’s multihued rocks—from white and red sandstones to green shales and pink granites—are vividly splashed across the pages in stunning color photographs

5° graduations

California-Nevada border by J

gypsum and anhydrite

101 American Geo-Sites You've Gotta See geology map This geologic map and reportBy Albert B. Dickas Rocks racing across a lakebed in Death Valley. Perfectly preserved 36 million year old tsetse flies in Colorado. Dinosaur trackways cemented into ancient floodplains in Connecticut. A gaping rift in the Idaho desert. What do these enigmatic geologic phenomena have in common? Besides initiating a profusion of head scratching over the years, these sites of geologic wonder appear side by side, for the first time, in a single