huge sweet chestnut trees (<i><a href="//commons.wikimedia.org/wiki/Castanea_sativa" title="Castanea sativa">Castanea sativa</a></i> in the park of Haus Weitmar in the city of <a href="//commons.wikimedia.org/wiki/Bochum" title="Bochum">Bochum</a>; all three are labeled as natural monuments
<a href="//commons.wikimedia.org/wiki/User:YvoBentele" title="User:YvoBentele">Yvonne Bentele</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>