Lac de Bettaniella
Lac de Bettaniella is a lake in Corsica, France. At an elevation of 2321 m, its surface area is 0.075 km². In French, it is sometimes alternatively known as Lac de Bellebone or Lac du Rotondo. It is the largest natural lake in Corsica. La de Bettaniella is an endorheic lake and is glacial in origin. The lake is in the Monte Rotondo massif.