Ключевые слова: background, barb, barbed, barbwire, barrier, black, border, boundary, chain, close, closeup, construction, crime, danger, dangerous, defense, design, detail, fence, forbidden, freedom, green, guard, iron, isolated, jail, line, link, metal, military, old, prison, private, protect, protection, rust, rusty, safety, secure, security, shape, sharp, steel, stop, war, white, wire,