The Lurgrotte is the largest active water cave in Austria. It lies about 25 km north of Graz and crosses the Tanneben, a karst area between the towns of Semriach …
The Kesselfallstraße after the good rest of the inn Sandwirt you go in, then comes to the left almost inconspicuously the climb to the cave - a rope Hangs that you get on ....
Entrance to the Lurgrotte from Semriach. It is the largest active water cave in Austria. From this side, the Lurbach flows to the other side in the Murtal. And even in midsummer, don't forget your jacket :)