Sandstone Maiden Hoodoo in Red Rock Canyon State?Park, El Paso Mountains, California. Erosion from wind and rain have sculpted fantastic shapes from the layer-cake of assorted volcanic ash, sand & mudstones. A classic desert district? of badlands and outrageously colored, geologically sculpted strata some 13 to 7 million years old. ?A paleontologically invaluable place that happens to yield the best late Middle Miocene through?middle late Miocene (late Barstovian through early Hemphillian? Stage