Ключевые слова: adult, airport, arrival, back, behind, blue, body, building, case, casual, city, commuter, conveyor, corridor, depart, destination, escalator, full, heads, holding, leave, lifestyle, line, man, metro, modern, moving, outdoors, passenger, people, person, rear, row, stair, staircase, stairway, standing, station, step, subway, transport, transportation, travel, traveler, up, urban, view, way, young,