Ключевые слова: background, beautiful, brook, cascade, creek, ecology, environment, fall, falls, fast, flow, flowing, fluid, foliage, forest, grass, green, landscape, leaf, moss, mountain, natural, nature, outdoor, outside, park, plant, pure, river, rock, scenic, season, spring, stone, stream, summer, travel, tree, valley, vegetation, view, water, waterfall, wild,