I come here when I'm downtown to chill on the sunny lawn near the corner of wacker and jackson. In the summer, farmer's markets, barbeques, bands, and great people-watching.
961 feet tall. The top of the building is a 105-foot (32 m)-tall translucent cylinder, surrounded by four other smaller cylinders - and it was inspired by the Tribune Tower. http://trib.in/qcTP1w