Ключевые слова: abroad, authorization, border, citizen, citizenship, control, country, customs, document, documentation, dual, emigrate, foreign, foreigner, government, holiday, id, identification, identify, identity, immigration, international, journey, legal, multiple, national, official, paper, papers, pass, passage, passport, personal, security, state, tourism, tourist, travel, traveler, traveling, trip, vacation, visa, world,