<a href="https://en.wikipedia.org/wiki/Megalith" class="extiw" title="en:Megalith">Megalithic grave</a> <a href="https://en.wikipedia.org/wiki/Harhoog" class="extiw" title="en:Harhoog">Harhoog</a> located in <a href="https://en.wikipedia.org/wiki/Sylt#Keitum" class="extiw" title="en:Sylt">Keitum</a> on the island of <a href="https://en.wikipedia.org/wiki/Sylt" class="extiw" title="en:Sylt">Sylt</a> in <a href="https://en.wikipedia.org/wiki/Schleswig-Holstein" class="extiw" title="en:Schleswig-Holstein">Schleswig-Holstein</a>, <a href="https://en.wikipedia.org/wiki/Germany" class="extiw" title="en:Germany">Germany</a>. The <i>Harhoog</i> is an extended <a href="https://en.wikipedia.org/wiki/dolmen" class="extiw" title="en:dolmen">dolmen</a>, a type of <a href="https://en.wikipedia.org/wiki/megalithic_tomb" class="extiw" title="en:megalithic tomb">megalithic tomb</a>. It was built by the <a href="https://en.wikipedia.org/wiki/Funnelbeaker_culture" class="extiw" title="en:Funnelbeaker culture">Funnelbeaker culture</a>, probably around 3000 BC. It has been moved from its original location 1954.
<a href="//commons.wikimedia.org/wiki/User:Michael_G%C3%A4bler" title="User:Michael Gäbler">Michael Gäbler</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>