amazing view of alpine lake schlegeis in the valley zillertal, austrian alps

alpine alps attraction austria austrian azure background berlin berliner energy environment europe european excursion green hightrail hoehenweg hydro hydroelectric hydropower lake landmark landscape large modern mountain nature outdoors panorama panoramic renewable reservoir river scenery scenic schlegeis schlegeissee schlegeisspeicher see sustainable tourism tyrol tyrolean valley view wallpaper water ziller zillertal