German World War I Howitzer

Historical marker location:

509 Henry Street, Prairie du Rocher, Illinois

( Memorial can be reached from the intersection of Henry Street (Illinois Route 155) and Water Street, on the right when traveling south.)

The famous Route 66, one of the first highways in the U.S., passed through Illinois. The highway, which stretched from Chicago to Santa Monica, California, was a popular route for tourists and truckers and played an important role in American culture and history.