Refine your search for walks in Église Saint-Pierre et Saint-Paul (Saint-Martin-de-Bréthencourt)
At the sources of the Orge and in the Dourdan Forest
Walker 
14.64 km
+85 m
-82 m
4h 25
Moderate
Departure from Sainte-Mesme (Yvelines)
The first part of the route follows the upper reaches of the Orge river in a very bucolic setting. The second part is on a cultivated plateau with extensive views. The end of the route is in the forest, with beautiful trees here and there.