Canada
CN Tower 3D
Welcome to Toronto! The CN Tower rises high above the city, with a glass floor that lets you look straight down.
Why is it famous?
It was the tallest freestanding structure in the world for over 30 years.
Its glass floor is one of the most thrilling views around.
How was it built?
Builders used a giant rotating crane to construct it, pouring concrete continuously for months.
It was finished in just about 3 years, from 1973 to 1976.
Quick facts
- It stands 1,815 feet tall.
- Its glass floor can hold the weight of 14 hippos!
- It has a revolving restaurant near the top.