The Ungeheuersee is a flat bog pond, which is fed by the Krumbach. As part of the only raised bog in this low mountain range, the lake has been protected …
This is the smaller, more accessible lake that emerged after the basalt quarries near Forst were abandoned in the 1980s. Today it's a nature reserve, so you'd better avoid swimming here. It's definitely worth seeing.
From the path, the ballast quarry offers an impressive view of the lake that has formed there. It is located on the Pechsteinkopf, which takes its name from the basalt …