These limestone plateaus are high calcareous, dry, desert and immense trays. They are among regions the most depopulated by France.
Among the exceptional sites of limestone plateaus, let us quote the ruiniformes landscapes of Montpellier-le-vieux (Black Limestone plateau) and Nimes-le-vieux (Limestone plateau Mejean). Here, the water and the wind sculptured in the grey stone of the limestone plateau of the stranger forms the some than the others (bear, oule, camparioule, door of Mycenes).