Opened in 1952, this imposing dam is 120m high and 390m in length along its upper section. Its reservoir, 21km long and with a surface area of 1,075ha, is the second largest in Europe. Discover the operation of a dam and the energies of today and tomorrow by visiting attractive and entertaining "ESPACE EDF." : information panels, models, interactive, photos, videos ... Open from June et December. Free. Disabled access. Cameras and backpacks are prohibited. Pets are not accepted. Group visits available by prior arrangement. Information at Bort-les-orgues Tourist Office : Tel. 00 33 5 55 96 02 49 or email contact@bort-artense.com.