Ключевые слова: background, barrier, beautiful, canal, concrete, construction, country, countryside, current, dam, electric, electricity, energy, engineering, environment, fall, flowing, foam, force, guard, hydroelectric, industry, lake, landmarks, level, natural, nature, outdoors, overflow, park, pouring, power, protect, rail, reservoir, river, saving, small, speed, stream, streaming, sunlight, sustainable, swirl, technology, thailand, waterfall, weir, wet,