ID:19020346 / The 2019 tunnel system of the Roseg glacier was simply amazing. The main ice cave was about 100-120m long. Smaller caves of still respectable size originated from this main cave. Here, Oliver is posing under a huge hole in the main cave as some snow was blown in.
ID:18020044 / A mysterious and moody scene could be observed during a snow shoe trekking tour heading to a glacier cave in the Swiss alps