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Lac Souterrain, St-Leonard- Day Tours
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Traveller Overview
  • Excellent30%
  • Very good45%
  • Average18%
  • Poor6%
  • Terrible1%
Travellers talk about
“boat ride”(8 reviews)
“worth a visit”(4 reviews)
About
Suggested duration: < 1 hour
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Contact
rue du Lac 21, St-Leonard 1958, Switzerland
Website
+41 27 203 22 66
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Reviews (265)
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All reviews underground lake boat ride worth a visit tour guide about half an hour cave french minutes water europe boats francs walls stairs tourist adults hill
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1 - 10 of 46 reviews
Reviewed 17 August 2018

This lake is beautiful and it feels like by going down the stairs that lead to the boats you just completely change settings in a matter of minutes and find yourself in a completely different place. Visited in August when it's hot outside and it...More

Thank SenbeiNorimaki
Reviewed 14 August 2018

The guide said it's a biggest underground lake in Europe. It is very impressive, quiet and gorgeous with unbelievably clean water. The guide spoke 3 languages, French, German and English. He made the visit really interesting and meaningful. We didn't have to wait for anything....More

Thank en613
Reviewed 8 June 2018

This beautiful Grotto hides one of the deepest grotto's in Europe. It is unbelievably beautiful and magical. The lady who does the tours is very friendly and tells you the history of the grotto like a fairy tale bedtime story. It is cheap for the...More

2  Thank Joao V
Reviewed 15 October 2017 via mobile

Largest natural underground lake of Europe. You visit with small boats and the guides take you in the 260m length of the lake and back in about half an hour, providing interesting information. We went off season, so there was one boat after the other,...More

Thank SunriseSki
Reviewed 12 October 2017 via mobile

We were staying in Crans-Montana and saw this on trip advisor. It is the largest natural underground lake in Europe. Entry is 10 Francs for adults. You are taken for a tour around the cave, the history is very interesting. Tour lasts about 40 minutes....More

Thank charliepob
Reviewed 6 September 2017 via mobile

The boat ride on the lake was beautiful and interesting but only lasted half an hour and there's nothing else to do around st Leonard! If you're nearby I would recommend checking this out but I wouldn't go out of my way to get there...More

Thank AshWat1
Reviewed 14 August 2017 via mobile

I drove with 3 kids from lake Geneva to st-Leonard... 1hour to show the kids the underground lake. First we had to wait 20mins in the rain... no cover... and the we where told we had to wait 1,5 hour to get into the boats....More

Thank andreb464
Reviewed 6 August 2017 via mobile

Enjoyable visit to largest underground lake near Sion. Well organised trips on boats of around 40 people every 10/20 minutes in peak season. Tour guide provided entertaining commentary about lake for 30 minute visit. Easy access by 50 metal steps with railings. Dogs allowed. Worth...More

Thank Karen W
Reviewed 3 August 2017 via mobile

Lovely short trip out, we went during the morning when it wasn't too busy and had a picnic afterwards in the shady picnic area at the bottom of the hill. The lake is reached by climbing metal stairs down into the cave - the first...More

Thank Michelle S
Reviewed 25 July 2017 via mobile

I enjoyed the views on the trip to the area more than the attraction itself. We queued for half an hour to get our tickets then had to wait to get on the boat which was one and a half hours later. The cafe and...More

Thank John F
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