The Rance is a river of northwestern France. It is 103.6 km long. It flows into the English Channel between Dinard and Saint-Malo.
Before reaching the Channel, its waters are barred by a 750 metre long dam forming the Rance tidal power plant.
The river is linked to the Vilaine by means of the Canal d'Ille-et-Rance.
Départements and towns along the river:
Côtes-d'Armor: Collinée, Caulnes, Dinan
Ille-et-Vilaine: Dinard, Saint-Malo