Ключевые слова: adventure, afternoon, attraction, changing, crooked, deciduous, discover, erosion, explore, fall, flora, flow, geological, geology, green, hike, landscape, leaves, mountains, national park service, natural, nature, place, popular, protected, river, rocks, season, sky, steps, tourism, travel, trees, turning, utah, valley, virgin river, walk, water, winding, yellow, zion national park,