Ключевые слова: active, aldera, blue, brimstone, cloud, crater, ecology, environment, eruption, evaporations, fumarole, fume, fumy, green, heat, ijen, indonesia, java, kawah, lake, landscape, mineral, mist, mountain, nature, panoramic, scenery, sky, smoke, steam, sulfur, sulphur, sunrise, turquoise, view, volcanic, volcano,