ID:19020357 / 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 in the south entrance that was hit by an avalanche a week before.
ID:17010045 / A cold morning in Lucerne old town. The low water level in combination with the fresh snow make for an interesting winter scenery
ID:15010122 / A mysterious landscape is revealed after the snow storm had passed over the central Swiss alps