Road logs for two self-guided field trips cover over 200 miles and 26 stops. Illustrated with maps, photos, and diagrams, this guidebook includes 17 papers from expert authors. Topics range from groundwater Coachella Valley to the geology and structure of exposed shallow to mid-crustal crystalline rocks of the mountains. This guide is a geologists view of Palm Springs Aerial Tramway, historic Pines to Palms Hwy, Deep Canyon, palm oases, San Gorgonio Pass, and the San Andreas Fault.