Ключевые слова: artificial, barrier, blocking, concrete, construction, control, dam, dams, day, electricity, energy, engineer, engineering, europe, european, flood, floodcontrol, generate, generating, geologic, gravity, horizon, hydroelectric, lake, mountain, natural, nature, outdoor, panorama, power, production, protect, protection, regulating, reserve, reservoir, retaining, river, rural, season, slope, station, storage, streaming, surface, technology, valley, view, wall, water,