The Isère River is a significant waterway located in the Auvergne-Rhône-Alpes region of southeastern France. It stretches approximately 290 kilometers (180 miles) and flows through the picturesque French Alps. The river originates from the glaciers of the Vanoise National Park and eventually merges with the Rhône River near the city of Valence. The Isère River is known for its stunning landscapes and recreational opportunities, including kayaking and fishing. It passes through several towns, such as Grenoble, which is famous for its beautiful mountain views. The river plays a vital role in the local ecosystem and economy, supporting agriculture and tourism in the region.