Ключевые слова: alarm, architecture, background, blue, building, camera, car, cctv, city, control, crime, electronic, equipment, guard, hour, industry, jam, lens, modern, monitor, monitoring, observe, outdoor, protect, protection, railway, record, road, robbery, rush, safety, secure, security, sky, skytrain, spy, street, surveillance, system, technology, thief, town, traffic, train, transportation, travel, urban, vehicle, video, view,