* 90 hikes, many off the beaten path * Appendices list hikes by rock age, collectible minerals or fossils present, and more; plus a new illustrated section on rock identification Visit tropical islands sequestered in the Wallowa Mountains, ancient volcanoes in the depths of Hells Canyon, and Cascade valleys carved by glaciers towering far above your head. All it takes is a little imagination (yours) and geologic savvy (provided by a professional). Aided by photos and illustrations, unlock the mysteries of the landscape through which you walk. Professional guidebook writer, Ellen Morris Bishop, Ph.D., also also a geologist and written numerous books on geology and teaches geology at Lewis and Clark College in Portland. The intricate details of Oregon's geologic history in this travel guide make it the ultimate hiking companion for outdoor-lovers traveling through Oregon. ( Geotimes ) JOHN ELIOT ALLEN mapped and hiked Oregon's geology from the Wallowas to the coast. In addition to his distinguished career in teaching and research at Portland State University, he authored two acclaimed books about the Columbia River Gorge as well as Time Travel columns for the Oregonian . A longtime Portland resident, John passed away in 1996. ELLEN MORRIS BISHOP is the author of numerous books on geology and the outdoors, including Hiking Oregon's Geology. Dogs have accompanied her on virtually all the hikes she took preparing Hiking Oregon's Geology and doing geology field work. Her present dog, Meesha, is a certified Animal Assisted Therapy dog, providing canine companionship to Alzheimers patients, nursing home patients, and children in Dorenbecher Children's Hospital, Portland. Meesha also has her Basic Obedience Certificate and Basic Agility Certificate, and is a Dove Lewis Clinic blood donor dog. Ellen Bishop's previous work with dogs includes working with stock dogs to work cattle and sheep, and training a Newfoundland to be a certified Water Rescue Dog. HIKING OREGON'S GEOLOGY