Venture into the core of the CN Tower with us! Did you know? ✔️ The 447 m (1,465 ft) concrete shaft of the Tower is made up of a hexagonal core (the “hex”) with three curved support arms. ✔️ There is a continuous ladder system from the bottom of the hex to the observation levels. ✔️ All our main services run up the hex including hydro, water, sewer, fire alarm and lightning protection, as well as various fibre optic cables. 🥚 In 1979, a 17-year-old from Toronto set a world record by dropping an