Ключевые слова: america, arid, arizona, background, beautiful, cacti, cactus, climate, desert, dramatic, dry, dusk, environment, evening, exploration, freedom, ground, heat, horizon, landscape, mountain, nature, naturebackground, orange, outdoors, red, remote, saguaro, sand, scenery, scenic, silhouette, sky, sonoran, southwest, sun, sunrise, sunset, tourism, travel, wild, wilderness,