In August 2019 the next Swiss National Congress of Speleology will be held in Interlaken (Berner Oberland), Switzerland - SINTERLAKEN 2019.
Autori: Oliver Schöll
Link: http://www.scurion.ch/transfer/Sinterlaken_2019_Trailer_original.mp4
In August 2019 the next Swiss National Congress of Speleology will be held in Interlaken (Berner Oberland), Switzerland - SINTERLAKEN 2019.
Autori: Oliver Schöll
Link: http://www.scurion.ch/transfer/Sinterlaken_2019_Trailer_original.mp4