![](/images/other/stat-length.png)
![Trail Walking Châteaufort - Vallée de la Mérantaise - Photo](https://media.geolcdn.com/t/1900/400/ext.pjpeg?maxdim=2&url=https%3A%2F%2Fservices.sitytrail.com%2FGeolivesWS%2FDownloadMedia.ashx%3FTrailID%3D110199%26Media%3D5423_1.jpg)
Vallée de la Mérantaise
tracegps
User
![Length](/images/other/stat-length.png)
![Max alt](https://static1.geolcdn.com/siteimages/upload/files/1508320355ic_sort_altitude_max_24dp.png)
![Uphill gradient](https://static1.geolcdn.com/siteimages/upload/files/1508320355ic_sort_den_pos_24dp.png)
![Km-Effort](/images/other/stat-length.png)
![Min alt](https://static1.geolcdn.com/siteimages/upload/files/1508320355ic_sort_altitude_min_24dp.png)
![Downhill gradient](https://static1.geolcdn.com/siteimages/upload/files/1508320355ic_sort_den_neg_24dp.png)
![Boucle](https://static1.geolcdn.com/siteimages/upload/files/16400158638029165_repeat_loop_refresh_sync_direction_icon.png)
![Walking](https://static1.geolcdn.com/sitytour/trail-icons/101.png)
5h00
Difficulty : Difficult
![Scan this QR Code to open this trail in the SityTrail application](https://capi.geolives.com/qq0zvz2zws4bq2lad0pu/sitytour/trails/110199/qr.png?size=200)
FREE GPS app for hiking
About
Trail Walking of 22 km to be discovered at Ile-de-France, Yvelines, Châteaufort. This trail is proposed by tracegps.
Description
Circuit proposé par le Comité Départemental de Randonnée des Hauts de Seine. Descriptif : Châteaufort, le bois des Roches .....PR18, MF des Mérantais ....nb, la Croix-du-Bois, Magny-les-Hameaux .....PR18, la Sablière .....nb, Piste cavalière, cote 112 (12 km), Fond-de-Merancy, la Geneste, le parc Bruneau, D95 la Garenne, le Val-des-Genêts, le Buisson .....PR le bois d’Aigrefoin, les Quinconces, Gif-sur-Yvette centre ...GRP N 306 la côte de Belle Image ou gare de Gif-sur-Yvette, Billehou, le Canal .....PR, Villiers-le-Bâcle, bois de la Tête-Ronde .....nb, Orce, Châteaufort. Des sentiers ont pu être modifiés depuis la dernière validation et les itinéraires proposés n’engagent pas la responsabilité du Comité. Signalez-nous les modifications rencontrées pour mise à jour de la randothèque.
Positioning
Comments
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trop de ville passage vers le parc du blois fermee
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