Ключевые слова: background, billboards, cable, city, communication, connection, distribution, electric, electrical, electricity, electricity pylon, energy, engineering, environment, equipment, field, high, industrial, industry, infrastructure, lamp, lamp post, lamps, light, line, metal, moon, nature, network, night, no people, pole, power, pylon, silhouette, sky, steel, structure, sunset, sunset sky, supply, tall, technology, telecommunication, telegraph pole, tower, transmission, voltage, wire,