Ключевые слова: arch, architecture, asphalt, auto, brave, brick, bridge, car, cement, concrete, corridor, dark, direction, drive, ecological, empty, enter, entrance, free, freeway, gate, highway, horizontal, icon, illuminated, indoors, industrial, industry, motion, nobody, rail, railroad, road, route, safety, stop, track, traffic, transport, transportation, travel, tunnel, under, underground, urban, vehicle, way,