The Skylon Tower, in Niagara Falls, Ontario, is an observation tower that overlooks both theAmerican Falls, New York and the larger Horseshoe Falls, Ontario from the Canadian side of theNiagara River.
Standing at 160 metres (520 ft) from street level and 236 metres (775 ft) from the bottom of the falls.
It was the second tower to be built using the slipform method, in which concrete is continually poured into a form moving slowly up the tower.
The tower features three outside mounted "Yellow Bug" elevators. At the time of their construction they were the first such elevators in Canada.
The tower has two restaurants at its top, the lower Revolving Dining Room and the upper Summit Suite Buffet.

~ Wikipedia