Ключевые слова: background, beautiful, birch, blue, boulder, cascade, caucasus, clean, cloud, cool, creek, current, danger, earth, environment, flow, fluid, foam, fog, foliage, fresh, glare, grass, green, landscape, motion, mountain, nature, outdoor, peaceful, pure, rapid, rays, recreation, relaxing, river, rock, scenery, secluded, shine, splash, stone, stream, summer, sun, ural, water, waterfall, wet, wild,