Chicago Modern Skyscraper: The Aon Center

©2015 Laurel J. Delaney.  All rights reserved.

The Aon Center is a modern skyscraper in Chicago, Illinois (third tallest building in IL) and designed by architect firms Edward Durell Stone and The Perkins and Will partnership.  It was completed in 1974 as the Standard Oil Building.  There's talk about new owners ...