sound world (sound hike on the unique adventure trail) or der klangweg

sky nature landscape blue outdoor travel cold mountain white alpine alps ice scenery vacation forest view holiday ski sun panorama frozen tourism beautiful sport frost snowy background high glacier tree extreme mountains scenic peak environment fir scene spruce christmas wood outdoors tranquil powder hiking natural pine lifestyle equipment frosty cool sound world hike unique adventure trail der klangweg klang wandern sie auf dem einzigartigen erlebnisweg wildhaus canton oft gallen switzerland schweiz