One by one, holding onto our ropes like they were our only life line (which, come to think of it, they were) we stepped out of the Walk Master's den and onto the Edgewalk. The 5 foot metal mesh floor was the only thing between us and 116 stories of nothingness. The world seemed so impossibly small - when you have to look down to see the top of buildings in a city as big as Toronto, you know you’re on the top of the world.