![](https://www.historynet.com/wp-content/uploads/2022/05/Cave-in-Rock-Illinois-scaled.jpeg)
Headed west on an Ohio
River steamboat en route
to the Missouri, Bodmer
took note of Cave-in-Rock, today an Illinois state park. (Ackerman & Co.)
Ackerman & Co.
Headed west on an Ohio
River steamboat en route
to the Missouri, Bodmer
took note of Cave-in-Rock, today an Illinois state park. (Ackerman & Co.)
Ackerman & Co.