Ключевые слова: america, american, arid, cactus, canyon, cliff, conservation, day, desert, erosion, formation, geological, geology, hill, land, landscape, las, mojave, mountain, national, natural, nature, nevada, nv, park, plant, re, red, rock, rocky, sandstone, scene, scenery, scenic, sky, southwest, states, stone, terrain, trail, travel, united, us, usa, valley, vegas, west, wild, wilderness, yucca,