Cave at the archaeological site of <a href="https://en.wikipedia.org/wiki/Atapuerca" class="extiw" title="en:Atapuerca">Atapuerca</a> (Sierra Atapuerca), an ancient <a href="https://en.wikipedia.org/wiki/Karst_topography" class="extiw" title="en:Karst topography">karstic</a> region, <a href="https://en.wikipedia.org/wiki/Province_of_Burgos" class="extiw" title="en:Province of Burgos">Province of Burgos</a>, <a href="https://en.wikipedia.org/wiki/Castile-Leon" class="extiw" title="en:Castile-Leon">Castile-Leon</a>, <a href="https://en.wikipedia.org/wiki/Spain" class="extiw" title="en:Spain">Spain</a>. There are several caves such as the <a href="https://en.wikipedia.org/wiki/Gran_Dolina" class="extiw" title="en:Gran Dolina">Gran Dolina</a>, where fossils and stone tools of the earliest known hominids in Europe have been found. The site is listed as a UNESCO <a href="https://en.wikipedia.org/wiki/World_Heritage_Site" class="extiw" title="en:World Heritage Site">World Heritage Site</a>.
<a href="//commons.wikimedia.org/wiki/User:Byj2000" title="User:Byj2000">byj</a>
shot 4. Jun. 2003
<span class="int-own-work">Self-photographed</span>