Pisgah Crater, or Pisgah Volcano, is a young volcanic cinder cone rising above a lava plain in the Mojave Desert, between Barstow and Needles, California in San Bernardino County, California. The volc

The Mitchell Caverns, within the Mitchell Caverns Natural Preserve, are three solutional limestone caves, only two of which are open to the public, located on the east side of the Providence Mountains