Vanoise National Park
The Isère ( , ; ; ) is a river in the Auvergne-Rhône-Alpes region of southeastern France. Its source, a glacier known as the "Sources de l'Isère", lies in the Vanoise National Park in the Graian Alps of Savoie, near the ski resort Val d'Isère on the border with Italy. An important left-bank tributary of the Rhône, the Isère merges with it a few kilometers north of Valence.