Ключевые слова: active, area, basin, beauty, blue, branch, clouds, dead, drought, dry, energy, extreme, famous, fountain, geology, geyser, heat, hot, isolated, landmark, landscape, lower, national, natural, nature, outdoors, park, power, recreational, reserve, river, scene, sky, spring, steam, summer, sunlight, terrain, thermal, tree, trunk, usa, volcanic, wildlife, winter, wonder, wood, wyoming, yellowstone, yellowstone national park,