The Water Tower

Historical marker location:

Ha Ha Tonka, Missouri

( Marker can be reached from Natural Bridge Road, ½ mile west of State Highway D, on the left when traveling west.)

Ha Ha Tonka State Park. Missouri State Parks.

The Missouri State Penitentiary, located in Jefferson City, was once the oldest operating prison west of the Mississippi River. It opened in 1836 and closed in 2004.