Refine your search for walks in Viosne (rivière) à finaliser
The Chaussée Jules César and the Coteaux de la Viosne
Walker 
12.02 km
+148 m
-148 m
3h 50
Moderate
Departure from Boissy-l'Aillerie (Val-d'Oise)
A hike on the slopes of both banks of the Viosne, alternating between cultivated fields, woodland and charming villages. For about 3 kilometres, the route follows the course of an ancient Roman road, the Chaussée Jules César. There is a rich heritage to discover along the way: mills, a castle, churches, crosses, wash houses and beautiful houses.
Loop departing from Chars
Association or club 
10.15 km
+104 m
-103 m
3h 10
Easy
Departure from Chars (Val-d'Oise)
Walk starting from Chars SNCF station passing the Château de Saint-Cyr-sur-Chars.
On the way back to Chars there is a narrow pedestrian passage that starts with a staircase.
The Viosne Valley around Santeuil
Walker 
12.02 km
+146 m
-140 m
3h 50
Moderate
Departure from Santeuil (Val-d'Oise) (Val-d'Oise)
This hike through woods and fields offers beautiful views of the Viosne Valley, a small river that flows through the Vexin Français from north to south, with interesting heritage in the village of Brignancourt and a possible stop at the edge of a beautiful pond.