- Chicago features the Chicago River which is one of the only rivers in the world that flows backwards due to a feat of engineering accomplished in 1900.
- Aurora was home to six different automobile companies, all of which eventually folded.
- Joliet produced half of the world's dynamite in the late 19th century.
- Naperville is home to numerous schools and universities, including North Central College and Benedictine University.
- Rockford received the title of "Screw Capital of the World" because of the millions of screws it manufactured globally.
This quiz was reviewed by FunTrivia editor agony before going online.
Any errors found in FunTrivia content are routinely corrected through our feedback system.