Ключевые слова: active, agrigento, aragona, bubbles, cone, crater, drop, energy, eruption, europe, fissure, gas, geological, geology, geothermal, geothermic, ground, heat, hot, island, italy, landscape, macalube, maccalube, methane, mountain, mud, nature, outdoors, park, pool, reserve, sedimentary, sediments, sicilian, sicily, splash, spring, steam, stunning, thermal, travel, vacation, vapor, volcanic, volcanism, volcano, volcanoes, vulcan, water,