Ключевые слова: autumn, canyon, cascade, cave, cavern, cliffs, colorful, creek, fall, falls, geology, great west canyon, grotto, landscape, layers, leaves, left fork, light, maple leaves, national park, nature, nobody, north america, north creek, outdoors, overhang, red, red rocks, red waterfalls, rock, rocks, sandstone, slot canyon, southwest, strata, stream, subway, torus, transport buildings, trees, unique, united states, utah, water, waterfall, zion, zion national park,