![](/images/other/stat-length.png)
![Trail Walking Oigny-en-Valois - en forêt de Retz_86_les Laies de la Poudrerie et de la Fosse aux Demoiselles - Photo](https://media.geolcdn.com/t/1900/400/5d558735-0a3b-4973-9268-9d4b9e0d42da.jpg&format=pjpeg&maxdim=2)
en forêt de Retz_86_les Laies de la Poudrerie et de la Fosse aux Demoiselles
en forêt de Retz
forêts de France
![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)
3h44
Difficulty : Difficult
![Scan this QR Code to open this trail in the SityTrail application](https://capi.geolives.com/qq0zvz2zws4bq2lad0pu/sitytour/trails/2893803/qr.png?size=200)
FREE GPS app for hiking
About
Trail Walking of 12.3 km to be discovered at Hauts-de-France, Aisne, Oigny-en-Valois. This trail is proposed by en forêt de Retz.
Description
08_2021
objectifs: faire la Laie de la Poudrerie, la Laie de la fosse aux Demoiselles et photos de la MF du Buchet.
batterie de recharge pour iphone indispensable.
rando classée difficile (été) : la forêt est trempée, eau, boue ...
le ru près du départ est facile à traverser à pied.
voir aussi: //foret-de-retz.fr/
description: voir la carte, départ et arrivée au Château d'Oigny-en-Valois.
Points of interest
Positioning
Comments
Trails nearby
![Trail Walking La Ferté-Milon - La Ferte Milon le 26/09/2024 - Photo](https://media.geolcdn.com/t/375/260/c2af82ec-787d-4778-b016-26605f8e0394.jpg&format=jpg&maxdim=2)
![Walking Walking](https://static1.geolcdn.com/sitytour/trail-icons/101.png)
Walking
![](/images/other/stat-length.png)
![](https://static1.geolcdn.com/siteimages/upload/files/16400158638029165_repeat_loop_refresh_sync_direction_icon.png)
![Trail Walking Villers-Cotterêts - maison forestière de mortefert > (vers) billemont > (vers) villers cotteret - (vers) baisemont > maison forestière de mortefert - Photo](https://media.geolcdn.com/t/375/260/7c96e6fd-59d3-40c1-ab9a-4f6d422cfe4a.jpg&format=jpg&maxdim=2)
![Walking Walking](https://static1.geolcdn.com/sitytour/trail-icons/101.png)
Walking
![](/images/other/stat-length.png)
![](https://static1.geolcdn.com/siteimages/upload/files/16400158638029165_repeat_loop_refresh_sync_direction_icon.png)
![Trail Walking Corcy - FLEURY .AISNE - Photo](https://media.geolcdn.com/t/375/260/761ff574-2cac-48f6-adc9-2cc5319599a5.jpg&format=jpg&maxdim=2)
![Walking Walking](https://static1.geolcdn.com/sitytour/trail-icons/101.png)
Walking
![](/images/other/stat-length.png)
![](https://static1.geolcdn.com/siteimages/upload/files/16400158638029165_repeat_loop_refresh_sync_direction_icon.png)
![Trail Walking Fleury - en Forêt de Retz_92_05_2022_Rond d'Orléans_Chapeau des Cordeliers_la Laie des étangs de Longpont - Photo](https://media.geolcdn.com/t/375/260/906f40d3-9cf9-4a7a-b2a8-7fc1acf87fb9.jpg&format=jpg&maxdim=2)
![Walking Walking](https://static1.geolcdn.com/sitytour/trail-icons/101.png)
Walking
![](/images/other/stat-length.png)
![](https://static1.geolcdn.com/siteimages/upload/files/16400158638029165_repeat_loop_refresh_sync_direction_icon.png)
![Trail Walking Noroy-sur-Ourcq - en Forêt de Retz_93_05_2022_le Bois de Cresnes - Photo](https://media.geolcdn.com/t/375/260/f3578421-96d1-45c3-bf51-245e1942da7c.jpg&format=jpg&maxdim=2)
![Walking Walking](https://static1.geolcdn.com/sitytour/trail-icons/101.png)
Walking
![](/images/other/stat-length.png)
![](https://static1.geolcdn.com/siteimages/upload/files/16400158638029165_repeat_loop_refresh_sync_direction_icon.png)
![Trail Walking Corcy - en forêt de Retz_91_04_2022_la Laie de la Belle Epine - Photo](https://media.geolcdn.com/t/375/260/28921992-4eb0-4c37-93fe-d10d0fd6e5c8.jpg&format=jpg&maxdim=2)
![Walking Walking](https://static1.geolcdn.com/sitytour/trail-icons/101.png)
Walking
![](/images/other/stat-length.png)
![](https://static1.geolcdn.com/siteimages/upload/files/16400158638029165_repeat_loop_refresh_sync_direction_icon.png)
![Trail Walking Villers-Cotterêts - Domaine de Coyolles - Photo](https://media.geolcdn.com/t/375/260/3c6e9d1b-7123-437c-8691-246218d3d596.jpg&format=jpg&maxdim=2)
![Walking Walking](https://static1.geolcdn.com/sitytour/trail-icons/101.png)
Walking
![](/images/other/stat-length.png)
![](https://static1.geolcdn.com/siteimages/upload/files/16400158638029165_repeat_loop_refresh_sync_direction_icon.png)
![Trail Walking Villers-Cotterêts - en forêt de Retz_87_la Laie des Masures par la Route Chrétiennette - Photo](https://media.geolcdn.com/t/375/260/9739a8e6-d34d-474c-95dd-6abe8fc69648.jpg&format=jpg&maxdim=2)
![Walking Walking](https://static1.geolcdn.com/sitytour/trail-icons/101.png)
Walking
![](/images/other/stat-length.png)
![](https://static1.geolcdn.com/siteimages/upload/files/16400158638029165_repeat_loop_refresh_sync_direction_icon.png)
![Walking Walking](https://static1.geolcdn.com/sitytour/trail-icons/101.png)
Walking
![](/images/other/stat-length.png)
![](https://static1.geolcdn.com/siteimages/upload/files/16400158638029165_repeat_loop_refresh_sync_direction_icon.png)