The most beautiful gorge is carved by Soča river near the Soča village, big trough is 750 meters long, 15 meters deep and in sometimes with river banks only 2 meters apart. Gorge ends at the beginning of Lepena valley. Big trough could be seen from a footbridge.
A bit before Big troughs, at the branch towards Vrsnik and Vas na skali, Soča formed 100 meters long and 6 meters deep Small troughs.