Ключевые слова: 3d, alarm, alertness, camera, cctv, city, control, crime, electronic, equipment, fine, guard, hidden, lens, live, look, management, monitor, monitoring, objects, online, photo, police, privacy, private, property, protect, protection, record, remote, render, safe, safety, secrecy, secure, security, skyscraper, speed, spy, street, surveillance, system, television, town, traffic, urban, video, watch,