Devil's Cave
The 64th longest cave in the world
1.5km · Length
The Devil's Cave (German: Teufelshöhle) is a dripstone cave located in the town of Pottenstein, Bavaria, Germany. The cave is 1,500 metres (4, 900 ft), the largest in Franconian Switzerland.
Cave data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).