Cave-in-Rock State Park
Hardin County, United States · built 1929
Cave-In-Rock State Park is an Illinois state park, on 204 acres (0.83 km2), in the town of Cave-in-Rock, Hardin County, Illinois, in the United States. The state park contains the historic Cave-In-Rock, a landmark of the Ohio River. It is maintained by the Illinois Department of Natural Resources (IDNR).
Park data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).