turquoise mountain lake in rofan mountains - view towards rofan sailbahn and erfurter hut

abyss adventure alpine alps austria austrian beautiful blue breathtaking calm day erfurter europe european green hiking holiday hut idyllic karwendel lake landscape mountain mountains natural nature outdoor panorama picturesque recreation rock rofan rofangebirge sailbahn scene scenery scenic season stone stunning summer sunny tirol top tourism travel turquoise tyrol valley view water