holeman slot canyon
Slot Canyons in Death Valley National Park, California
Death Valley slot canyons - many narrow gorges cross the rugged mountains either side of the valley, including Fall Canyon, Grey Wall Canyon, Grotto Canyon, Red Wall Canyon and Stretched Pebble Canyon
National Parks and Landscapes of the American Southwest
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Anza-Borrego Foundation
anza borrego, anza borrego desert state park, california, southern california, socal, san diego, san diego county, the slot, slot canyon, slot, canyon, sand, sandstone, sun, sunlight.