Ключевые слова: airport, anonymous, banner, blur, blurred, business, concept, conference, congress, convention, corridor, crowd, exhibition, exit, expo, fair, future, group, hall, hostess, hour, lobby, mass, meeting, moving, orientation, pedestrian, people, rush, seminar, shopping, show, swarm, trade, tradeshow, travel, unorganized, visitors, walking, walkway, woman,