Circuit marais et châteaux
Key facts
- Distance
- 16.2 km
- Ascent
- +101 m
- Descent
- −102 m
- Estimated time
- 3 hr 50
- hiking ; mtb : 1 hr 20
- Difficulty
- Difficult
- official rating
- Route
- Loop
- back to the start
Official time: 4 h
Profile and gradient
- under 10%
- 10 to 20%
- over 20%
Gradient along the route: 16.2 km under 10%. Elevation from 3 m to 48 m over 16.2 km.
Surface and path types
- Surface
- Paved 44%
- Dirt & gravel 51%
- Unknown 5%
- Path types
- Trail 2%
- Track 50%
- Road 44%
- Off-network 4%
Description
Difficulty
Official rating: difficult, by Département de Loire-Atlantique.
Getting there
Start: Sévérac, Sévérac (44).
Sources
- Track: Département de Loire-Atlantique, PDIPR, Licence Ouverte 2.0, Licence Ouverte 2.0 (Etalab) (data.loire-atlantique.fr/explore/dataset/224400028_itineraires-de-promenade-et-de-randonnee-en-loire-atlantique-pdipr/). Time estimated by GPX Path with the Mac app rule, breaks not included.
- Official time: 4 h, data.loire-atlantique.fr
- Surface and path types: © OpenStreetMap contributors, ODbL, extract of 28 October 2026, matched to the track every 10 m (openstreetmap.org/copyright)
Nearby tracks
Plan IGN © IGN 2026Circuit de Saint-NervinPays de la Loire, Sévérac (44) · LoopOfficial rating by Département de Loire-Atlantique
Plan IGN © IGN 2026Circuit du BellionPays de la Loire, Fégréac (44) · LoopOfficial rating by Département de Loire-Atlantique
Plan IGN © IGN 2026Circuit des pinsPays de la Loire, Saint-Gildas-des-Bois (44) · LoopOfficial rating by Département de Loire-Atlantique
Plan IGN © IGN 2026Circuit de la Croix-RougePays de la Loire, Saint-Gildas-des-Bois (44) · LoopOfficial rating by Département de Loire-Atlantique
Plan IGN © IGN 2026Circuit de la CoisnautéPays de la Loire, Fégréac (44) · LoopOfficial rating by Département de Loire-Atlantique
Plan IGN © IGN 2026Circuit de la Ferme-EcolePays de la Loire, Saint-Gildas-des-Bois (44) · LoopOfficial rating by Département de Loire-Atlantique