Ключевые слова: activity, airport, architectural, architecture, arrival, background, beijin, blue, buildings, built, business, ceiling, center, china, city, crowd, design, escalator, futurism, gate, glass, hall, illumination, indoor, industry, interior, light, metal, modern, nobody, office, people, public, railway, reflection, roof, shanghai, shopping, sky, space, staircase, stairway, station, structure, subway, terminal, transparent, transport, transportation, tunnel,