Ключевые слова: agriculture, aquamarine, area, blue, caldera, colorful, contrast, crater, europe, famous, geology, geothermal, geothermalarea, grass, green, grimsnes, hiking, iceland, icelandic, island, krafla, lake, landmark, landscape, mountain, myvatn, national, nature, nordic, outdoor, panorama, red, round, scenic, scenics, summer, tourism, travel, turquoise, view, viti, volcanic, volcano, water,