Ключевые слова: america, architecture, background, blue, building, business, canada, canadian, canadian national, canadian national tower, city, cityscape, cn, cn tower, district, downtown, east, exterior, famous, landmark, life, metropolis, metropolitan, modern, national, office, ontario, outdoors, scene, sightseeing, sky, skyline, skyscraper, structure, tall, tallest, toronto, tourism, tower, travel, urban, view,