liechtenstein gorge. spriral staircase. hanging corridor. salzburg region. austria

stone austria gorge landscape liechtensteinklamm nature pongau rock environment flow travel cascade creek water waterfall cliff river stream wild view canyon outdoors mountain europe adventure motion scenic attraction liechtenstein salzkammergut scenery salzburg natural geology johann wilderness passage upper clean extreme alps mountains salzburger land hanging corridor klamm central spiral staircase gorge spriral staircase corridor region state