Cycling San Diego Author:Jerry Schad, Nelson Copp An easy-to-use guide to bicycle rides in San Diego County. This third edition was completely revised and updated with eight new rides and maps, making a total of sixty-nine trips, plus GPS coordinates for all rides. Rides are planned and written to be usable by beginning or advanced bicyclists, and each trip listing includes level of difficulty,... more » estimated time to complete, elevation and road conditions.« less