Illinois
Illinois
is a state in the midwestern region of the United States. Springfield
Springfield
is the capital of the U.S. state of Illinois and the county seat of Sangamon County.
Chicago
is the third most populous city in the United States.
The Illinois River
is a principal tributary of the Mississippi River, approximately 273 miles (439 km) long, in the State of Illinois. MississippiRiver
The Mississippi River
is the chief river of the largest drainage system on the North American continent.
The Ohio River
, which streams westward from Pittsburgh, Pennsylvania, to Cairo, Illinois, is the largest tributary, by volume, of the Mississippi River in the United States.

Illinois


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