Hiking the Grand Canyon's Geology

Book excerpt: A guide to the Grand Canyon for rim walkers, day hikers, and serious backpackers, presented from the point of view of geologists. An overview introduces readers to the area's geological history, followed by detailed narratives of 18 hikes. For each hike the authors explore a geological theme, focusing on aspects of the canyon's evolution that are particularly well-illustrated along its length. Basic information such as trail length, elevation change, and difficulty level starts each chapter.