The plateau de Lannemezan is a plateau in Hautes-Pyrénées département, in Pyrenees foothills,not far from Spain, southwestern France, with about 10,000 inhabitants.
Map of Plateau de Lannemezan, 65300 Campistrous, France
Its name is due to the city Lannemezan, which lies in the middle of the plateau. The plateau of Lannemezan through 155 years of work (1840-1995)can be considered the water tower across Biscay.The Canal de la Neste along with more than 28 km takes its water from the dam-Beyréde Jumet in Aure Valley laimenté itself by the lakes Massif Néouvielle (Aumar-Aubert-Orédon) and Louron (caillaouas) and ends on the Plateau de Lannemezan through the channel of sludge.
Numerous rivers have their source on the plateau:
References
Plateau de Lannemezan Wikipedia(Text) CC BY-SA