Ключевые слова: basalt, beautiful, beauty, blue sky, canyon, cascade, chute, clean, climate, cloud, color, country, day, down, drop, ecology, energy, environment, europe, european, falling, fast, flow, flowing, geology, glacial, glacier, hengifoss, highest, iceland, icelandic, image source, land form, landscape, leisure, majestic, motion, nature, outdoors, river, rock, scandinavia, scandinavian, sky, stone, stream, summer, travel, water, waterfall,