CN Tower – The Edge Walk – Toronto, Canada Tourists walk around the edge of the CN Tower, at 356 metres above the ground. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts The Crazy Plan to Capture and Store CO2 Under the Ocean Diamonds Aren’t Forever – Chemistry: A Volatile History The Scientific Secret of Strength and Muscle Growth Guy makes open source plastic-recycling machines for people to copy for free How Quiet Can an Owl Fly? Really Really Quiet! Rivers of Energy Inside the Sun