Ключевые слова: astronomy, background, blue, celestial, danger, dark, electric, electricity, energy, engineering, environment, equipment, evening, exposure, generator, grid, high, industry, landscape, long, metal, moon, moonlight, mountain, natural, nature, night, outdoor, plant, pole, power, powerful, pylon, science, silhouette, sky, station, steel, structure, tower, travel, universe, utilities, utility, volt, voltage, way,