Keokee Books On the Trail of the Ice Age Floods: A Geological Field Guide to the Mid-Columbia Basin
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This guidebook explains the geological features of the Columbia River Basin in eastern Washington as regards the cataclysmic forces that formed them. Author: Bruce Bjornstad. Softcover; 307 pages; black-and-white photos and charts. Keokee Co. Publishing Inc.; copyright 2006. Features explanations of 19 types of landforms and 70 flood-formed features. Also includes 30 off-road hiking and biking trails. 5 driving itineraries and 2 aerial tours.