The Blue Lake, Blue Lake also said Lesponne is located in the municipality of Beaucens in the Hautes-Pyrénées, in Bagnères-de-Bigorre limit.
Located in the upper valley of Lesponne, to 1977 m of altitude, its superfiicie is 51 hectares and its depth reaches more than 120 m which made lake in the deepest of the Pyrenees.
Built in a natural protected area, taking its name from its color deep blue, its level was somewhat enhanced when a tunnel was drilled in 1831 to regulate the flow of the Adour, which is formed through the union of three streams near.
Blue Lake is a famous site for the beauty of its landscape and for its environment, and it is accessible after a hike 2:30 whose starting point is the hamlet of Chiroulet. Good physical condition is necessary to admire the site... Swimming and fishing are prohibited. Information +33 5 62 95 50 71.
