Lakes
There are several lakes around the area. They offer swimming, wakeboarding, surfing, etc.
Lac de la Cavaliere has good beaches and swimming, along with a nice walk around the lake.
The Lac de Bram with teleski / wakeboarding
Lac de Saint-Ferréol à Revel for boating, paddling and wind-surfing
There are nice walks (mostly in the shade) around the Lac le Laprade Basse and the Lac de Lampy.