Ключевые слова: bacteria, basin, caldera, cone, cone geyser, eruption, famous, features, flowing, geology, geothermal, geyser, hot, landmark, landscape, microbe, microorganisms, mud, national, orange, park, pigmented, pool, scenic, states, steam, thermal, thermophiles, thermophilic, tourism, tourist attraction, travel, united, united states, upper, volcano, water, wyoming, yellow, yellowstone,