7. Andreas Gursky, Chicago Board of Trade: It is another image by photographer Andreas Gursky, and it is a color image showing the Chicago Board of Trade, in Illinois, United States of America, in 1999. The photo was taken from above, showing brokers moving quickly while wearing their brightly colored jackets, Gorsky also used digital editing of image exposure layers to create a "blurry" scene of motion seen around moderators. The image was sold in 2013 for $3.29 million.