Ключевые слова: area, attention, background, barrier, border, borderline, cargo, check, clearance, confiscate, confiscated, contraband, control, country, crossing, customs, day, export, guard, illegal, immigration, inspection, international, legal, migrants, news, officer, outdoors, patrol, plate, pole, post, prevention, protection, safety, security, sign, smuggling, state, stop, strip, symbol, tax, trade, traffic, transportation, travel, warning, zone,