Ключевые слова: airport, architecture, building, business, city, climb, design, elevator, escalator, excalator, fast, glass, indoors, inside, interior, lift, lifting, light, mall, metro, modern, motion, move, movement, office, people, perspective, speed, stair, staircase, stairs, stairway, station, steel, steps, subway, technology, train, transport, transportation, travel, underground, up, urban, walk, way,