1. Lac de VassiviereAuphelle This article has been expanded with material from the corresponding page in French WikipediaThe lac de Vassivière or Vassivière Lake , one of France's largest artificial lakes, is a large man-made reservoir of about 10 square kilometres . It is situated on the Plateau de Millevaches in the départements of Creuse and Haute-Vienne. It is the largest area of water in the Limousin region of France and provides water supplies, hydroelectricity, and leisure facilities. From Wikipedia, the free encyclopedia.