14.7 km | 18.3 km-effort
Trails
Foret de Rosny et vallée de la Taupe
Walking
Difficult
Rosny-sur-Seine,
Ile-de-France,
Yvelines,
France
4h 10min
Yes
Les châteaux de l'Yvette à l'Orge
Walking
Very difficult
Gif-sur-Yvette,
Ile-de-France,
Essonne,
France
21 km | 25 km-effort
5h 46min
No