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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 “Julian-Banner Mining District: A Road to Gold“, provides a written history of the San Diego Association of Geologists 2017 field trip, supplemented with professional quality papers that enhance the guidebook …$ 24.95 Read more
Joshua Tree National Park, one of the Big Four of California’s world-class desert preserves, protects over 1000 square miles of magnificent desert and mountain wilderness in three major ecosystems, the …$ 19.95 Add to cart