winter outdoor entertainments in swiss alps (jungfraujoch/top of europe)

aletsch alpine alps berner bernese blue cold destination entertainment entertainments europe frost frosty glacier highlands holidays ice icy jungfrau jungfraujoch jungfrauregion landscape location mountain mountains nature oberland outdoor outdoors peak peaks people region scenery scenic sights sightseeing sky snow snowy sports swiss switzerland top tourism tourist tourists travel vacation view white winter