Ключевые слова: active, basin, black sand basin, caldera, colorful, current, exploding, famous, firehole river, fishing, geothermal, geyser, green, hot, hot spring, hydrocarbon, landmark, landscape, methane, microorganisms, midway, midway geyser basin, national, national park, nature, norht america, park, prismatic, river, spring, steam, upper geyser basin, water, wyoming, yellowstone, yellowstone national park,