Ключевые слова: abstract, airport, architecture, background, blue, blur, building, business, city, climb, design, down, escalator, glass, indoors, interior, lift, light, mall, metal, metro, modern, motion, move, movement, office, people, perspective, public, shopping, speed, stair, staircase, stairway, station, steel, step, subway, technology, train, transport, transportation, travel, up, urban, walk, walkway, way, work,