Illinois is bordered by Kentucky to the southeast.
The Ohio River
Ohio River
The Ohio River forms Ohio's southern border.
The Mississippi river forms the boundary between Missouri and Illinois!
The Gulf of Mexico
The Mississippi River forms the western boundary of the State of Illinois.
The population of Southern Illinois is 1,200,000.
Two rivers partially form Illinois State's Eastern boundary. The Wabash River is one river that forms Illinois' boundary. The Ohio River is the other river that forms the state's boundary.
There are two Southern Illinois University locations, one in Carbondale Illinois, and the other in Edwardsville Illinois.
Illinois is bordered by Lake Michigan to the northeast.
Illinois is bordered by the Mississippi River on the west.