Ключевые слова: architectural detail, architecture, architecture detail, area, building, business, city, cityscape, corporation, ctba, cuatro torres business area, design, district, downtown, europe, european, financial, futuristic, glass, glass facade, landmark, madrid, modern, modern architecture, office, office building, outdoors, reflection, scene, sky, skyline, skyscraper, skyscrapers, spain, spanish, steel, tall, tourism, tower, town, travel, urban, view,