Ключевые слова: america, basin, beautiful, beauty, blue, boiling, bubbling, colorful, destination, famous, firehole, freshwater, geology, high angle view, holiday, hot, landmark, landscape, mineral, national, natural, nature, north, park, pool, scenic, states, tourism, tourist, travel, united, usa, vacation, volcanic, volcano, water, wilderness, wonder, wyoming, yellow, yellowstone,