Ключевые слова: america, ancient, arizona, beautiful, color, colorful, colors, conglomerate, desert, desolated, drought, dry, eroded, erosion, forest, formations, geological, geology, hiking, hot, indian, landscape, lava, layer, monument, mountain, national, national park, natural, nature, pastel, period, petrified, rock, sand, scenic, sediment, southwest, southwestern, stone, tourism, travel, trees, triassic, trunks, usa, volcanic, western, wood,