35 - LE RU D'ENFER

Saint-Mamet
  • Starting point : Saint-Mamet
  • Total distance : 7,6 km
  • Elevation : 586 m
  • Walking : 4 h. Medium
  • Trail : 2 h. Medium

Véritable curiosité naturelle nichée au-dessus du gouffre d'Enfer.
Au fond de la vallée du Lis, vous pourrez voir sur votre gauche la centrale hydro-électrique dite du « Portillon » construite en 1941.
Savez-vous que l’eau turbinée dans cette usine provient du lac du Portillon à plus de 2500m d’altitude dans la vallée voisine ! C’est une galerie souterraine de 8km et une conduite (...)

Access the details of this itinerary on Cirkwi.com

Last update : 16/05/2025 à 05:28:04

Source : Cirkwi | Haute-Garonne Tourisme
Photo credit : AJ / Pyrénées31

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