Ключевые слова: activity, colored, colorful, colors, destination, energy, environment, field, formation, fume, geology, geothermal, ground, hole, hot, hot spring, hotsprings, hverir, iceland, icelandic, krafla, lake, lands, landscape, light, mountain, myvatn, namafjall, natural, nature, pressure, rock, rocky, scenery, scenic, sightseeing, sky, smoke, spring, steam, steaming, sulfur, sulphur, sulphuric, summer, valley, volcanic, volcanism, water,