allakogel - idyllic cave drachenhoehle with panoramic view of alpine lake sackwiesensee in hochschwab mountains

cave lake discovery summer explore tranquility tranquil mystical hiking nature adventure travel hike outdoors mountain outdoor freedom wanderlust rock formation idyllic haeuslalm arch forest sackwiesensee hochschwab panorama alps trail steiermark mountains austria range wilderness landscape hills scenery spring fresh air happiness hiker high european sankt ilgen bodenbauer styria destinations