Chaudefour Valley
The Chaudefour Nature Reserve is one of the 3 glacial valleys of the Massif du Sancy. It is famous for its alpine flora and for its 2 sharp dykes (Dent de la Rancune and Crête du Coq).

La Dent du Marais
La Dent du Marais, or Saut de la Pucelle , overlooks Lac Chambon. It results from a volcanic eruption, and takes the form of an imposing rocky needle 100m high.

And also...
(11 km away from Lac Chambon)
(25 min away from the Lac Chambon)
(at the top, you can admire Lac Chambon)
(view on the Lac Chambon)