Ключевые слова: body of water, boulder, clear water, cloud, current, erosion, flowing, fluvial landforms of streams, freshwater, geology, ground, lake, landscape, meandering, mountain, mountain river, natural, nature, outdoor, ravine, river, riverbed, rock, rocky, scenic, sediment, serpentine, sky, stone, stream, valley, wadi, water, water resources, watercourse, wilderness,