St. Beatus could be considered as one of the most important historical sites in Switzerland.
located on the northeastern shore of Lake Thun, near Interlaken, lead deep into the interior of the immense Niederhorn Massif. Electrically lighted, easily hiked trails that delve up to 1000 meters into the depths, lead past roaring subterranean waterfalls, through narrow passages and to grottos with stalagtite and stalagmite formations.