Ключевые слова: activity, adult, airport, architecture, background, blur, building, business, businessman, busy, center, city, communication, commuter, conference, construction, contemporary, corporate, corridor, crowd, design, development, entrance, finance, glass, group, hall, indoors, interior, light, lobby, mall, men, modern, motion, new, office, person, professional, reflection, retail, shop, sign, silhouette, store, street, travel, urban, walking, window,