Ключевые слова: america, architecture, big, blue, building, business, canada, canadian, center, city, cn, communications, day, design, detail, diagonal, district, downtown, famous, gray, icon, landmark, metropolis, modern, national, north, observation, ontario, overlook, round, scene, signature, sky, skyline, spike, stand, structure, symbol, tall, tallest, toronto, tour, tourism, tower, town, travel, urban, vertical, view,