This is at St. James Farm Forest Preserve, which is on my way to work. The estate was owned by the McCormick family (of International Harvester) and they transferred it to DuPage County. It's open to the public and a lovely place!
September 2015 - I dropped my Nikon L22 at the arboretum (on asphalt!) and it's definitely broken. :(
October 2014- finally reached 365 photographs and it...