Ключевые слова: abstract, america, arc, arch, architecture, archway, bright, building, city, cityscape, clear, clouds, curve, downtown, expansion, gateway, illinois, jefferson, landmark, louis, marvel, memorial, metal, midwest, mississippi, missouri, modern, monument, national, park, saint, scale, scene, sky, skyline, skyscraper, st, steel, structure, sun, sunny, tall, tourism, tourist, travel, urban, usa, vacation, visit, west,