Located on the southern slopes of the Rigi, "Queen of the Mountains", high above sparkling Lake Lucerne, the Gruebisbalm cave offers an original setting for galas,...
About 120'000 m3 extracted rock turned our fascilities to a fascinating place in the underground. Discover our the tunnels and underground caverns.
The "Grotte des Fées", or the "Fairies' Grotto", is a natural zig-zagged gallery reaching 1,000 metres into the mountain, at the end of which is a 50 metre-high...
For over 100 years asphalt was laboriously mined in the underground asphalt mines of La Presta and exported all over the world for road construction. Today the mines...
The river Orbe created the Fairy Caves at the Vaudoise town of Vallorbe. The caves constitute a fascinating grotto complex. The round trip tour leads visitors along...
There is a very special charm to a guided tour of this disused iron mine.
If brooks and rivers run only sluggishly above ground, hydropower is nearly impossible to harness. That is why the inhabitants of the valley of Le Locle began to use...
Even the Neanderthals were on Ebenalp (Eben Alp). There are three caves, and it is proven that prehistoric people once lived in them. Today there is a mountain...
Europe's largest subterranean lake that can be sailed upon lies between Sion and Sierre. The water grotto is easily accessible and there is a boat tour for viewing it....
Up until 1,900 years ago a terrifying dragon is said to have been up to mischief in a large cave at Lake Thun. Only the wandering Irish monk Beatus succeeded in...
Salt belongs on the table, whether in its natural form or with added herbs. A visit to these mines, which stretch over 50 km through tunnels, shafts and gigantic...