


Koppenbrüller Cave (near Obertraun) is a short guided show cave where a powerful underground river and periodic surge floods create dramatic cascades, spray, and basaltic rock forms. Photograph the roaring entrance, mist-lit water and occasional rainbows, plus close-up textures of rock and flow. Tours run seasonally and on a schedule—check times and book in advance. Parking in Obertraun; short walk to the entrance. Underground lighting is low and mixed—no long independent visits; expect tight,湿/



Koppenbrüller Cave (near Obertraun) is a short guided show cave where a powerful underground river and periodic surge floods create dramatic cascades, spray, and basaltic rock forms. Photograph the roaring entrance, mist-lit water and occasional rainbows, plus close-up textures of rock and flow. Tours run seasonally and on a schedule—check times and book in advance. Parking in Obertraun; short walk to the entrance. Underground lighting is low and mixed—no long independent visits; expect tight,湿/