Ключевые слова: active, america, bacteria, blue sky, calcium, carbonate, clouds, color, colorful, dead trees, deposited, deposits, earth, flowing, forest, formation, geologic, geological, geology, geothermal, hill, hot, hot spot, hot springs, landscape, limestone, mammoth hot springs, mound, national parks, natural, nature, orange, rock, science, seeping, sinter, spring, stone, thermal, thermophiles, thermophilic, travertine, usa, volcano, water, west, white, wonders, wyoming, yellowstone, yellowstone national park,