Ключевые слова: angle, arch, architecture, art, backgrounds, belgian, belgium, calatrava, ceiling, city, concrete, construction, contemporary, crossing, curve, design, dimensional, europe, exterior, famous, frame, futuristic, geometric, glass, guillemins, high, industry, liege, light, lines, luik, metal, modern, monochrome, platform, railroad, railway, roof, row, shape, spanish, station, steel, striped, symmetry, technology, textured, thalys, three, train, urban, view, wallonia, walloon, white,