In this Wednesday, June 13, 2012 photo, visitors to Chicago's Millennium Park cool off by the Crown Fountain. Chicagoans consider Millennium Park and Grant Park the city's front yard. Both parks ... more 
In this Wednesday, June 13, 2012 photo, visitors to Chicago's Millennium Park cool off by the Crown Fountain. Chicagoans consider Millennium Park and Grant Park the city's front yard. Both parks compromise hundreds of acres along southern Michigan Avenue filled with gardens, public art and views of the city and Lake Michigan.(AP Photo/Charles Rex Arbogast) less 
1 / 25
Associated Press | Photo By Charles Rex Arbogast
Thu, Jun 14, 2012 2:10 PM EDT