If you "transform" the waterfall from the north (See the circular walk to the Gollinger waterfall), there is the possibility to get directly to the spring and from there to …
The Mühlenrundweg is highly recommended in combination with the Lammerklamm. At Mühlenrundweg you pass a water-powered marble ball mill. Then a waterfall. The second was dry on our hike, but the sloping rock formations are of impressive beauty.