7.7 km | 10.7 km-effort
This giant chasm is located above the course of the Eau Noire (Black Water). The bottom of this funnel-shaped cavity used to be covered with iron ore. This ore was processed in the Licot furnace in Nismes. Its name Matricolo comes from Mathieu Colot, a former master miner.
Walking
Randonnées au coeur d'une nature préservée GUIDE+
