Ключевые слова: architecture, area, authority, barbed, barrier, boundary, communication, confinement, danger, daytime, detention, enforcement, fence, forces, fortification, guard, incarceration, industrial, infrastructure, isolation, landscape, measures, monitoring, outdoor, perimeter, prison, protection, protective, realism, restricted, rural, safety, security, sign, solid, steel, structure, sunset, surveillance, tower, urban, vigilance, visual, warning, watchtower, wire, zone,