Ключевые слова: america, arch, arches, beautiful, beauty, blue, canyon, clouds, color, delicate, desert, dry, erosion, famous, formation, geology, hill, landmark, landscape, moab, mountain, national, natural, nature, opposite, orange, outdoor, outdoors, park, red, rock, sand, sandstone, scenic, sky, snow, southwest, stone, sunset, tourism, travel, usa, utah, vacation, valley, west, wilderness, winter,