Ключевые слова: abstract, background, blue, building, clean, countryside, dam, danger, dike, electricity, energy, fall, flow, foam, for agriculture, force, high, hydro, irrigation, lake, landscape, motion, natural, nature, old, open, outdoor, overflow, plant, pouring, power, rapids, river, small, space, spillway, stream, top view, wallpaper, water, weir, white,