and Providence Mountains SRA reopened, and the caverns resumed tours, on November 3, 2017, after being closed for nearly seven years. See also Providence Mountains State Recreation Area Mojave National Preserve References http://Desertusa.com - Mitchell Caverns article. Robert P. Sharp and Allen F. Glazner, Geology Underfoot in Southern California, Missoula Mont: Mountain Press, 1993. External links Official Providence Mountains State Recreation Area website Committee to Reopen Mitchell Caverns non-profit website Virtual 3-D Tour of Mitchell Caverns Caves of California Limestone caves Mojave Desert Mojave National Preserve Protected areas of the Mojave Desert Protected areas of San Bernardino County, California Archaeological sites in California National Natural Landmarks in California Landforms of San Bernardino County, California Landmarks in California Chemehuevi