The Bruderhöhle can be found on maps from 1840. There are many stories and legends surrounding the karst cave. The cave was renovated by the municipality of Effingen in 2017 …
Nice cave with barbecue. Attention: you have to go down a steep staircase to the cave. From the top of the way you can hardly see it. Descend the path …
Nagelfluh Cave. Reachable via Single Trail from Gebenstorfer Horn. Contrary to the note on the trail sign, the path / trail also leads down from the cave.