Ключевые слова: 3d, access, asylum, barbed wire, barrier, blocked area, border, boundary, closed, concertina, conflict, country, crisis, crossing, curved, danger, defense, deportation, escape, flag, forbidden, freedom, guard, human rights, immigration, jail, military, national, patriotism, politics, prevent, prison, private, prohibited, protection, razor, refugee, render, restricted, ribbon, safety, security, sharp, slovakia, spiral, stop, threat, trespass, twisted, warning,