![](/images/other/stat-length.png)
![Trail Walking Bouchon - Les larris de la vallée de Bouchon à Villers-sous-Ailly - Photo](https://media.geolcdn.com/t/1900/400/ext.pjpeg?maxdim=2&url=https%3A%2F%2Fservices.sitytrail.com%2FGeolivesWS%2FDownloadMedia.ashx%3FTrailID%3D108548%26Media%3D1452_1.jpg)
Les larris de la vallée de Bouchon à Villers-sous-Ailly
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)
3h10
Difficulty : Very difficult
![Scan this QR Code to open this trail in the SityTrail application](https://capi.geolives.com/qq0zvz2zws4bq2lad0pu/sitytour/trails/108548/qr.png?size=200)
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About
Trail Walking of 12.5 km to be discovered at Hauts-de-France, Somme, Bouchon. This trail is proposed by tracegps.
Description
Rendu accessible au public depuis deux ans, le site de Bouchon-Villers-sous-Ailly mérite la visite. En effet, les larris présentent une grande richesse de milieux. L'alternance de parties arides et de zone boisées est parfaite illustration de l'évolution des larris. Sur les coteau calcaire, au milieu des genévriers, vous découvrirez une faune et une flore variées et remarquables. Pour télécharger la fiche du circuit en format pdf. Partez à la découverte des sites naturels les plus remarquables du département de la Somme à travers 14 promenades pédestres.
Positioning
Comments
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![On foot On foot](https://static1.geolcdn.com/sitytour/trail-icons/100.png)
On foot
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![On foot On foot](https://static1.geolcdn.com/sitytour/trail-icons/100.png)
On foot
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![On foot On foot](https://static1.geolcdn.com/sitytour/trail-icons/100.png)
On foot
![](/images/other/stat-length.png)
![](https://static1.geolcdn.com/siteimages/upload/files/16400158638029165_repeat_loop_refresh_sync_direction_icon.png)
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Walking
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Mountain bike
![](/images/other/stat-length.png)
![](https://static1.geolcdn.com/siteimages/upload/files/16400158638029165_repeat_loop_refresh_sync_direction_icon.png)