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It is currently the tenth-tallest free-standing structure in the world and remains the tallest free-standing structure on land in the Western Hemisphere. The CN Tower held the record for the world's tallest free-standing structure for 32 years, from 1975 until 2007, when it was surpassed by the Burj Khalifa, and was the world's tallest tower until 2009 when it was surpassed by the Canton 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 the government's real estate portfolio. Its name "CN" referred to Canadian National, the railway company that built the tower. Completed in 1976, it is located in downtown Toronto, built on the former Railway Lands. The CN Tower ( French: Tour CN) is a 553.3 m-high (1,815.3 ft) concrete communications and observation tower in Toronto, Ontario, Canada. John Andrews, Webb Zerafa, Menkes Housden The CN Tower as seen from the Toronto City Centre Airport in September 2008, it is currently the world's 10th tallest free-standing structure Ĭanadian National Tower, Canada's National Tower