hinterer gosausee. view of gosau lake with alps mountains in the background. austria.

mountain lake highland reservoir fjord wilderness fell landscape plateau nature valley alps hill sea ridge tarn hinterer gosausee view gosau mountains background austria adventure alpine austrian beautiful beauty blue dachstein destination dramatic europe forest gmunden green hiking range outdoor outdoors panorama reflection rock salzkammergut scenery scenic sky stone summer tourism tranquil travel trekking turquoise upper vacation water