Ключевые слова: acidic, algae, america, area, bacteria, carbondioxide, carbonicacid, chalky, chamber, colors, dissolving, fissures, gas, geology, harmony, heat, hot, land, limestone, magma, mammothhotsprings, menacing, microorganisms, mineral, minervaspring, national, north, outdoors, park, patterns, peaceful, plumbing, pressure, relaxation, scary, solid, solution, springs, steam, stillness, terrace, terraced, textures, thermal, travel, travertine, vacation, volcanoes, wyoming, yellowstone,