Colloquium "Serre-Ponçon, what kind of development is possible for the great lake of the Southern Alps? Read more about Colloquium "Serre-Ponçon, what kind of development is possible for the great lake of the Southern Alps?
Presentation of plaques celebrating 50 years of Serre-Ponçon Read more about Presentation of plaques celebrating 50 years of Serre-Ponçon
