The old windmill on the Tönsberg, the landmark of Oerlingshausen (build in 1753). In the vernacular it is called "Kumsttonne".
<a href="//commons.wikimedia.org/wiki/User:Andy1982" title="User:Andy1982">Andy1982</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>