Ключевые слова: accident, alarm, building, camera, cctv, city, control, crime, dark, detection, electronic, equipment, guard, industry, lens, light, look, modern, monitor, monitoring, observe, outdoor, overhead, perspective, police, precaution, privacy, private, property, protect, protection, raod, record, risk, safe, safety, secure, security, sky, spy, street, surveillance, system, technology, traffic, urban, video, view, wall, watch,