The roof of glass and metal.

blue, striped, background, perspective, design, high, glass, transparent, shape, sky, awe, business, metal, abstract, up, light, life, steel, pattern, frame, modern, open, architecture, building, city, construction, futuristic, office, structure, tall, tower, urban, wall, window, interior, roof, clear, inside, textured, geometric, hall, geometry, symmetry, dome, station, construct, ceiling, of, and, ethmoid,