The dwarf cave, also known as dwarf hole or dwarf hole, is a 97-meter-long column cave in the castle hill below the castle ruins Hollenberg, south of Hollenberg in the municipality Pegnitz in the Franconian Switzerland. In the cave cadastre Franconian Alb (HFA) the dwarf cave is registered as D 87. Your entrance is located at 509 m above sea level. NN height. East below the dwarf cave is the Kühloch at Hollenberg (D 157), a resulting from perversion cover cave. The dwarf cave has two entrances and is mainly formed by two parallel and connected column corridors. In the north and in the west part of the cave there are other, partly narrow branches.
Quote from Wikipedia
The cave can be walked upright about 20 m deep, then it continues only creeping. Since I have not tried it, I can not say if the gait will expand again later.
June 20, 2018
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