Ключевые слова: architecture, big, blue, building, building exterior, city, cityscape, clear, corporate, downtown, editorial, europe, exhibition, exhibition site, exterior, facade, fair, fairground, famous, festhalle, frankfurt, frankfurt am main, frankfurt trade fair, germany, hesse, high, highrise, hotel, landmark, large, marriott, marriott hotel, messe frankfurt, messetower, messeturm, modern, sky, skyscraper, tall, tourism, tower, trade fair, travel, urban,