Ключевые слова: boil, bubble, contrast, contrasty, cracked, crater, crust, crystals, dangerous, detail, dramatic, drought, dry, europe, field, fumarole, gas, geological, geology, geothermal, geothermalfield, ground, hole, hot, hotspring, hverir, iceland, landscape, minerals, mud, mudpot, multicolored, namafjall, nature, sky, smell, soil, solfatare, steam, texture, thermal, vivid, volcanic,