Sarthe (river)
Appearance
![](http://upload.wikimedia.org/wikipedia/commons/thumb/e/e6/72228-vieux_moulin.jpg/250px-72228-vieux_moulin.jpg)
The Sarthe is a river in western France. It is 313.9 km long. Together with the river Mayenne it forms the river Maine, which is a tributary to the river Loire.
It flows through the departments Orne, Sarthe and Maine-et-Loire.