Illinois
Chicago Speedway
Chicago (Maywood) / 2.0 mile wood oval (6/26/15 - 7/28/18) / turns were banked 17 degrees / built by Jack Prince / Dario Resta won 500 mile AAA race on the opening day before 85,000 fans / located at 9th Ave. & 12th St. / the Hines Memorial Hospital was built on the site for wounded soldiers during World War I / site is now the Loyola Medical Center Complex (NW side of Chicago)