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