The structure is a tall, slender needle like a sack, and the view is almost the end of the building. This tower is 553 meters high and was the tallest building in the world for more than 31 years before being cut down by Champion Tower in Dubai. The observatory features a glass elevator which takes you soaring into the vantage point on the tower with incredible speed. Enjoy views of downtown Toronto and neighborhoods from a high angle. On Sky overlooking Niagara Falls, which is about 161 kilometers clearly. One thing that was highlighted add horror to those who come to visit the walkway at the bottom of a clear glass vantage point overlooking the ground and the street below.