From Prisons to Libraries

Historical marker location:

30 N Bluff Road, Joliet, Illinois

( Marker is on North Bluff Road north of West Jefferson Street (U.S. 30), on the right when traveling south.)

I&M Canal Passage.

The Illinois State Police, founded in 1922, is one of the oldest state police agencies in the United States. The agency is responsible for enforcing state laws, protecting state property, and providing security for the governor and other state officials.