An old Bunker on <a href="https://en.wikipedia.org/wiki/Grenen" class="extiw" title="en:Grenen">Grenen</a> beach
<a href="//commons.wikimedia.org/wiki/User:TeWeBs" title="User:TeWeBs">TeWeBs</a>
<span class="int-own-work" lang="en">Own work</span>