The Peotone Windmill, formerly known as the H.A. Rathje Windmill, is one of the few German Style Windmills still standing in America. It is located at 427 W. Corning Ave in historical Peotone, IL 60468. The mill is open most Sundays late spring to mid fall from 1:00 PM to 3:00 PM. The mill is also open for tour buses upon request. Donations are always accepted.