The CN Tower was the world's tallest free-standing structure and had the world's hightest public observatory until 2010 when Dubai's Burj Khalifa officially took on the title.
The tower is said to have 147 floors as the internal staircase has that many levels from the ground up to the Skypod, a public observation deck.
The tower was constructed by Canadian National Railroad to improve television reception.
There was a Pepsi logo on the north side of the white ring in 2002.
The CN Tower cost $63 Million (CAD) to construct.
Member of "World Federation of Great Towers."
Edge Walk was added to the tower in 2011, at a height of 362 metres.
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