Satellite map of Vilaine
The Vilaine (Breton: Gwilen) is a river in Brittany, in the west of France. The river's source is in the Mayenne département (53), and flows out in the Atlantic Ocean at Pénestin in the Morbihan département (56). It is 218 km long.
Latitude: 48° 13' 27.60" N
Longitude: -1° 03' 6.60" W