8. The CN Tower
The height of the TV tower, located in Toronto (Canada) -. 553 m from 1975 to 2007, the CN Tower is the highest free-standing building in the world today, this is only true for the Western Hemisphere. A curious fact: the elevators CN Tower are moving at a speed of 22 km / h, reaching a viewing platform and restaurant at the top of the tower for 58 and 61 seconds respectively.
Its name «CN» originally referred to Canadian National, the railway company that built the tower. Following the railway’s decision to divest non-core freight railway assets, prior to the company’s privatization in 1995, it transferred the tower to the Canada Lands Company, a federal Crown corporation responsible for real estate development. Since the name CN Tower became common in daily usage, the abbreviation was eventually expanded to Canadian National Tower or Canada’s National Tower. However, neither of these names is commonly used.
In 1995, the CN Tower was declared one of the modern Seven Wonders of the World by the American Society of Civil Engineers. It also belongs to the World Federation of Great Towers, where it holds second-place ranking.