"Fairy Kingdom", a cave inside the Saalfeld Fairy Grottoes in Germany. #nature #photography

<p>A cave inside the <a class="extiw" title="en:Saalfeld Fairy Grottoes" href="https://en.wikipedia.org/wiki/Saalfeld_Fairy_Grottoes">Saalfeld Fairy Grottoes</a> in Germany.</p> <p>By <a title="User:Code" href="https://commons.wikimedia.org/wiki/User:Code">Ansgar Koreng</a></p>