A must see of the region. Visiting this fairy-tale like ice cave is a real adventure. Warm clothes and good shoes are necessary.
Wikipedia https://sv.wikipedia.org/wiki/Dachstein-Rieseneishöhle
Official Website https://www.dachstein-salzkammergut.com/
Address 4831, Austria
Coordinates 47°32'5.645" N 13°43'7.329" E