By Roger Anderson and Carol Shively Anderson. Experience your own personal ranger-guided hikes through Yellowstone park with this colorful pocket guide tucked in your day pack. Color photographs, maps, and naturalist stories highlight the natural history, flora, fauna, and geology of miles of popular trails described in detail by two Yellowstone park rangers. You'll want to hike every trail! Handy chart in front rates hikes "easy" to "strenuous." 2000. 152 pages. 6 x 9".