Ключевые слова: abstract, army, background, barb, barbed, barbwire, barrier, black, blue, blur, border, closeup, concept, danger, dangerous, defense, design, detail, farm, fence, freedom, grass, green, industry, iron, isolated, keep, lines, macro, metal, object, old, outdoor, pattern, prison, protect, protection, rust, rusty, security, sharp, silhouette, spiral, steel, symbol, texture, trespass, war, white, wire,