Valserine
…north of Bellegarde-sur-Valserine, a canyon in which during the dry season the Valserine runs underground. As the river flows through the village of Mijoux, it marks the border between Ain (a department in the Auvergne-Rhône-Alpes region) and Jura (in Bourgogne-Franche-Comté). The name Valserine stems from…