The East Bay of San Francisco, California, offers a diverse array of hiking opportunities: the scenic shoreline of Point Pinole, the furrowed foothills and windy summit of Mount Diablo, trails that are home to the flourishing bird and plant life on Pleasanton Ridge and at Livermore’s Lake Del Valle. is the ideal guide to the best trips in and around the area’s ridges, shores, wilderness areas, lakes, and reservoirs. Written by acclaimed author David Weintraub, this is the most complete and up-to-date trail guide for Alameda and Contra Costa counties. presents 56 hikes, complete with detailed route descriptions and at-a-glance information about length, time, difficulty, regulations, and facilities. The text focuses mostly on hiking, but other outdoors enthusiasts—fitness walkers, joggers, equestrians, and bicyclists—can also make good use of this guide. Inside you’ll find “ is the most complete and up-to-date guide for Alameda and Contra Costa counties.” —