Blue Earth County, US
The Seppman Mill (sometimes spelled Seppmann Mill) is a former windmill in South Bend Township, Minnesota, United States, now preserved in Minneopa State Park. It was built by Louis Seppmann, a German immigrant, between 1862 and 1864 and is now on the National Register of Historic Places. The sails
and internal machinery have been removed.
Listen to the audio guide for Seppman Mill Free on WIP — starts by itself when you arrive, even with the screen off