Ключевые слова: architecture, arkansas, background, beautiful, beauty, big, blue, bridge, city, concrete, construction, dam, electric, electricity, energy, engineering, environment, flood, flow, flowing, hydro, hydroelectric, industrial, industry, lake, landmark, landscape, motion, mountain, natural, nature, outdoor, power, reservoir, river, scenery, scenic, sea, sky, station, stream, structure, summer, supply, technology, tourism, travel, view, water, waterfall,