Cave behind the castle
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/32781193@N00">Stephen Colebourne</a> from London, UK
CC BY 2.0
<p><a rel="nofollow" class="external text" href="https://www.flickr.com/photos/jodastephen/6918826711/">Predjama, Slovenia</a>
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<ul><li>Uploaded by <a href="//commons.wikimedia.org/wiki/User:Sporti" title="User:Sporti">sporti</a></li></ul>