Chicago City Hall's Rooftop Garden
 
 

Chicago City Hall's rooftop garden photographed August 16, 2006. The garden sits on the top of the 11-story city hall building and was first planted in 2000. The city says the rooftop garden/green roof consists of upwards of 100 species of growth in almost 20,000 plants. Two trees, shrubs and vines can also be found there.