Ключевые слова: abandoned, background, cable, city, concrete, construction, dark, deep, destroyed, diggers, direction, electric, electrical, empty, forward, future, industrial, industry, interior, iron, light, line, metro, metro rail, metropolitan, metrostroy, modern, path, pipe, rail, rail road, railroad, railway, road, rusty, station, steel, subway, subway tunnel, technology, track, train, transport, transportation, travel, tube, tunnel, underground, urban, way,