Lac de Saint Fereol

Cloudy day !
After the picture of the Canal du Midi yesterday at Toulouse.
The lac de Saint Fereol at 50 km from Toulouse is the artificial lake in the Montagne Noire dug during the XVII century, It receives water from others brooks with a 122 m tunnel and the water run to the Canal du Midi at the Seuil de Norouze with a small canal which follow the level line , tomorrow I will shoot this small canal.