Lac de Villefort is a lovely place to enjoy some time away from the hustle and bustle of daily life. See if any water activities are available here, or simply enjoy the calming ambiance.
This body of water is in Lozère, a place that has loads going for it! Le Vert d'en-Haut, and Regordane Way are other interesting sightseeing options close by when you've had your fill of Lac de Villefort.