If you are heading for Trumpf Buur via Risch and Haltequartier, you should definitely make a short stop at the Lourdes Grotto on Riedholzstrasse. Built in 1934 by Pastor Johann …
During the Second World War, the five shelters in the Renggpass were part of the fortifications in the Reduit against the Third Reich. At this point there are two caves …