About
The caves were excavated in the sandstone between 1916 and 1917 to defend the Swiss plateau during the First World War. A 200 metre-long tunnel was created in the process.
Times, tickets and public-transport route below.
Annonce
Annonce
The caves were excavated in the sandstone between 1916 and 1917 to defend the Swiss plateau during the First World War. A 200 metre-long tunnel was created in the process.
Times, tickets and public-transport route below.