Ключевые слова: architecture, autumn, canyon, concrete, construction, dam, ecologic, electricity, energy, environmental, equipment, famous, finland, generating, generator, granite, hydroelectric, imatra, imatrankoski, industrial, industry, karelia, known, landmark, nature, old, place, plant, popular, power, river, rock, scandinavia, spillway, station, stone, stones, stream, structure, suicide, summer, sunny, supply, technology, travel, view, vuoksa, water, weir,