The Tennfall is a nice picturesque waterfall along the Tauernstrasse near Tweng in the region Salzburg, Austria.
Drive to Obertaern and Tweng and park your car near the trailhead to the Tennfall (gps 47.192410, 13.597392), near Jagthaus Schnetzer. The walk takes 40 minutes along the river Taurach before you reach a viewpoint on the Tennfall.
The Tennfall is a small medium powerful waterfall with a height of 8 meter.
Nearby along the Tauernstrasse there is a really beautiful waterfall called the Johannesfall.