The Mississippi River forms the wavy western border of Illinois. And the Ohio Wabash River is the southern border of Illinois.
Mississippi River
The Mississippi River forms the western border of Illinois.
Illinois does not border the Gulf of Mexico. Illinois borders Lake Michigan.
No Colirado border is marked by natural features.
Niagra falls
The Great Lakes
The major rivers in Illinois are the Illinois River, Mississippi River, Ohio River and Wabash River.
The Illinois River and the Chicago River are two rivers that don't border Illinois.
The distance from Chicago to the Illinois border varies depending on the specific location of the border. On average, it is approximately 30-40 miles from downtown Chicago to the Illinois state border.
The Mississippi River forms the western border of Illinois.
Illinois is bordered by Lake Michigan to the northeast.
Illinois has the longest common border with Missouri.