Rock Art eBook

Rock Art explores the fascinating meanings behind the ancient human-made stone markings that have puzzled historians and hikers alike for centuries. What is rock art, and who created these mysterious symbols, many of which are similar across disparate and long-forgotton cultures? How was rock art made--and, more importantly, why? These questions and more are addressed in this comprehensive guide, complete with full-color images. Also included is a where-to guide to finding the best U.S. rock art sites