Millennium Park comes alive with a dazzling site-specific video/music installation by Chicago artists Luftwerk. This interactive installation bathes Cloud Gate and its surrounding plaza in a dynamic web of images and sounds.

http://www.luftwerk.net

Photo's made by Ken Iljo & Pete Tsai:
http://www.flickr.com/photos/kenilio/sets/72157629252578505/with/6849644...
http://www.flickr.com/photos/petetsai/sets/72157629254190369/with/685030...