Ключевые слова: active, aerial, america, ash, ashes, atmosphere, blue, cataclysm, catania, clean, cloud, clouds, cone, crater, december, erupting, eruption, flow, greenhouse, high, huge, landscape, lava, magma, minerals, mount, mountain, national, nature, outdoor, park, peak, plume, scene, sicily, sky, smog, smoke, straddling, stream, sulfur, summer, tectonic, travel, tree, volcanic, volcano, warming, white, world,