Fledermaustunnel is open
from 02.04. to 31.10.
The Fledermaustunnel is open since 02.04. for the current season.r the current season open!
The "Fledermaustunnel" as part of the SauerlandRadring and Ruhr-Sieg-Radweg between Finnentrop-Fehrenbracht and Eslohe-Kückelheim is opened annually in the first week of April and closed on October 31.
