Ключевые слова: activity, airtight, alley, barren, beam, blank, border, building, built, closed, closing, concrete, construction, contemporary, corridor, corrugated, design, dirty, door, doorway, empty, entrance, exit, exterior, footpath, frame, garage, gate, hall, in, industry, iron, leaving, lock, metal, metallic, national, no, open, opening, outdoors, pattern, pedestrian, people, rolling, roof, room, row, security, shutter, sign, sliding, storage, structure, textured, vehicle, walkway,