Ключевые слова: america, forest, geologic, geology, geothermal, hot spring, house, information, landscape, montana, mountain, mountains, national park, national park service, nature, old faithful geyser, peak, scenery, scenic, service, sky, tour tourism, tourism, tourist attraction, tourists, travel, tree, upper geyser basin, us national park, valley, view, village, volcanic, white, wyoming, yellowstone, yellowstone national park,