This guidebook includes the San Diego Association Geologists’ 2005 and 2006 field trips. We begin our exploration in the Peninsular Ranges Batholith in southern San Diego County along historic Old Highway 80 and the San Diego & Arizona Eastern Railway. The trip continues east over the Laguna Mountain Escarpment into the breakaway zone of the Salton Trough, mainly off road along rough jeep tracks and hiking trails.
Geology and History of Southeastern San Diego County California
Southern California’s Anza-Borrego Desert State Park® is a vast, mostly arid desert, but the ancient landscapes of Anza-Borrego were richly populated riparian forests and savanna. Before that, it held a …$ 49.95 Add to cart
The coastal geology of the San Diego region is explored in this guidebook. Self-guiding road logs range throughout the coastal plain from San Ysidro to the Torrey Pines/La Jolla coastline. …$ 25.00 Add to cart