Stein Castle
Germany · Europe

關於
Stein Castle (German: Schloss Stein) in Stein an der Traun is the most important cave castle in Germany.
the upper house on the almost 50 metre high steeply sloping nagelfluh rock face;
the cave castle beneath it, which hides a passage to the Traun valley in the rock;
內容改寫自 Wikipedia (CC BY-SA)。照片來自 Wikimedia Commons.