Ключевые слова: america, american, arid, aridness, arizona, blue, butte, canyon, colorado, desert, dry, erosion, famous, formation, geology, horizon, indian, landmark, landscape, majestic, mitten, monument, monument valley, mountain, national, native, nature, navajo, orange, outdoors, park, red, reservation, reserve, rock, sand, sandstone, scenic, sky, states, stone, tourism, travel, united, us, usa, utah, valley, west, western,