Ключевые слова: area, boiling, cracked, crater, crust, crystals, dangerous, detail, dramatic, dry, energy, field, fog, fumarole, gas, geology, geothermal, geysir, ground, hot, hverir, iceland, icelandic, krafla, landscape, minerals, mist, mountains, multicolored, myvatn, namafjall, namaskard, natural, nature, smell, smoke, soil, solfatare, spring, steam, stinking, stones, sulfate, sulfur, sulphate, thermal, touristic, travel, volcanic, volcano,