Hike to Burg Klamm Klammermühl - Burg Klamm about 1 h from Obsteig (easy to moderate walk) From the parish church past the school along the road to the hamlet. After a steep section to Klammermühl and back to the Bachtal. (You can avoid the steep section at Spar supermarket or Café Schmiede). Immediately after crossing the bridge turn left and follow the shady path to a trail along the left side of the brook. Walk through the forest, cross the meadows to reach the bridge at Burg Klamm. In just a few minutes you will reach the 25-m-high Klammbach waterfall.