The Skydeck Ledge is visited by 1.7 million people each year who are always encouraged to step on the glass floor
Skydeck’s Ledge is definitely a popular tourist attraction according to their website, ” In 2009, Skydeck Chicago opened its newest attraction, The Ledge, 4 glass boxes that extend 4.3 feet outside the Tower and stand 1,353 feet above Wacker Drive. With glass on the ceiling, floor, and all sides, it is truly an unforgettable experience.”