1982 Map of Big Bear Lake

Evidence of the region's mining history persists at the Belleville (Site) and scattered operations like the Silver Reef Mine. Settlement patterns follow the high desert valleys, connecting Yucca Valley, Pioneertown, and Lucerne Valley. The northern half is dominated by dry lake beds like Lucerne Lake and Soggy Lake, while the southern reaches descend toward the San Gorgonio River and the Morongo Indian Reservation, illustrating the dramatic ecological shift between the alpine forest and the open desert floor.