Ключевые слова: auto, automobile, background, barbed, black, border, brick, building, camp, car, closed, concentration, concept, danger, design, door, entrance, equipment, exit, fence, forbidden, gate, guard, halt, icon, isolated, lock, metal, no, prison, protection, red, road, safety, security, sign, stop, symbol, system, tourism, tower, transport, transportation, travel, war, warning, white, wire,