Ключевые слова: america, attraction, autumn, canyon, cascade, cliff, cliffs, clouds, ecology, environment, fall, falls, flow, flowing, forest, format, fresh, golden, grand, mist, misty, mountain, national, natural, nature, outdoors, ower, park, precipice, river, rock, scene, scenery, scenic, sky, spray, travel, trees, usa, vegetation, view, vivid, water, waterfall, white, wild, wilderness, wyoming, yellow, yellowstone,