Chicago’s Willis Tower SkyDeck Ledge cracks under visitors feet

Visitors to the Willis Tower’s SkyDeck got an extra scare Monday when the attraction’s protective layer covering the glass splintered into thousands of pieces. The glass sightseeing box extends from the 103rd floor of Willis Tower in Chicago and attracts about 1.5 million visitors each year. The ledge is designed to hold up to 5 tons, and its protective coating is intended to keep the … Continue reading Chicago’s Willis Tower SkyDeck Ledge cracks under visitors feet