Of course I'm biased, but this video captures some amazing images of different aspects of the city. Even for those with no particular interest in Chicago, it's quite a collection of interesting ways to photograph at wide angles in a large metropolitan area. http://www.huffingtonpost.com/2013/10/04/chicago-in-motion-time-lapse_n_4046218.html
by photographer Kamil Galimski
Thank you for sharing! Beautiful!