The Illinois River is a principal tributary of the Mississippi River at approximately 273 miles in length. Located in the U.S. state of Illinois, the river has a drainage basin of 28,756.6 square mile
Illinois River valley, Abraham Lincoln Memorial Bridge, and LaSalle Rail Bridge near LaSalle, Illinois
Peoria, Illinois is the largest city on the river
The Illinois River as mapped in 1718, approximation of modern Illinois state highlighted.
River tow leaving the Starved Rock Lock headed down river.
The Des Plaines River is a river that flows southward for 133 miles through southern Wisconsin and northern Illinois in the United States Midwest, eventually meeting the Kankakee River west of Channah
Illinois River
…the U.S. state of Illinois, the river has a drainage basin of 28,756.6 square miles (74,479 km2). The Illinois River begins with the confluence of the Des Plaines and Kankakee rivers in the Chicago metropolitan area, and it generally flows to the southwest across Illinois, until it empties into the Mississippi…
A section of Des Plaines River in Lake County, Illinois
Des Plaines River near Lockport, Illinois
Des Plaines River in Joliet, Illinois
Des Plaines River Bridge in Joliet, Illinois