Ключевые слова: airport, architecture, bank, built, business, busy, ceiling, center, city, construction, design, escalator, floor, glass, hall, hallway, indoor, inside, interior, international, lamp, lift, light, mall, metal, metallic, modern, move, office, passage, people, perspective, public, reflection, roof, stair, staircase, stairway, steel, step, structure, technology, transportation, urban, walkway, windows,