Easy Field Guide to Petroglyphs of the Southwest
Easy Field Guide to Petroglyphs of the Southwest, A perfect hiking companion, this guide to petroglyphs in Arizona, Utah, Colorado, and New Mexico provides concise information about how, when, where, and why petroglyphs were made.These guides help answer the question what is that? while hiking, driving, nature walking, or sitting in your backyard. Learn bout the plants, animals, stars, history, and archeology around you.