Ключевые слова: architecture, big, blue, building, buildings, business, capital, chicago, city, cityscape, construction, crane, czech, downtown, famous, glass, landmark, landscape, london, metropolis, new, observation, office, old, open space, orange, panorama, panoramic, prague, roof, scene, seattle, sky, skyline, skyscraper, spruce, sun, sunrise, sunset, tourist, tower, town, travel, tree, urban, view, window,