Known locally as 'Big John', the John Hancock Center is one of the Chicagoians' favorite skyscrapers. It is a 100-storey skyscraper on Magnificent Mile. he Signature Room at the 95th floor offers diners exquisite food and a dazzling skyline view.
So much glass and steel. Some old, most new
The stark Mies van der Rohe-designed U.S. Post Office and federal buildings.