LARGEST Underground lake of Europe - St. Leonard, CH
Posted by: 
tofixe
N 46° 15.409 E 007° 25.553
32T E 378678 N 5123786
With a length of around 300 meters this is the largest natural underground lake in Europe which can be explored by boat.
Waymark Code: WMWK2Y
Location: Valais, Switzerland
Date Posted: 09/14/2017
Views: 5
The subterranean lake of St-Leonard is located in Switzerland, along the Rhone valley, between Sion and Sierre in the heart of the Swiss Alps.
With a length of around 300 meters this is the largest natural underground lake in Europe which can be explored by boat.
The visit lasts 30 min, aprox.
Type of documentation of superlative status: Brochure and sign
Location of coordinates: Main entrance
Web Site: [Web Link]
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Visit Instructions:
Post one photo of the waymark that is a different view from the one on the page and describe your visit, including the date. Other information that you may regarding the waymark is encouraged. Neither you nor your GPSr need to appear in any photos!