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Underfoot: A Geologic Guide to the Appalachian Trail
Underfoot A Geologic Guide to the Appalachian Trail Author:V. Collins Chew Second edition of a first-of-its-kind, hiker's-eye-view of the underpinnings of the mountains and valleys crossed by the Appalachian Trail, featuring pieces of almost every major geological event in Earth's history. With simplified maps, amateur geologist Chew, who hiked the entire 2,168-mile trail over a 10-year period, provides backgroun... more »d on the features and their development. (Professionally reviewed before publication.)« less