Managing authority
Fédération Française de la Randonnée Pédestre / relevant regional authorities
Trail associationGR26 completion certificate
GR26 Seine Valley Trail Completion Certificate
GR26 Seine Valley Trail is a recognised Long-distance trail in Seine Valley and Normandy coast, running from Poissy to Villers-sur-Mer over approximately 304 km.
GR26Registry route
Image source and licence
Beach of Villers-sur-Mer by Derbrauni, CC BY 4.0; cropped and colour-treated.
Verification application
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Authentication protects your application, payment status, and private evidence. You will return to this trail after signing in or creating an account.
Trail context
A certificate grounded in the journey.
A considered completion record for GR26 Seine Valley Trail, built around private evidence review and a permanent public verification layer.
Completed GR26 Seine Valley Trail? Submit route-appropriate GPS tracks, activity links, dated photos, stamps, permits, guide confirmation, club confirmation, or a clear completion narrative. Route variants are assessed from the evidence provided.
Structured trail record
Authority, season and access
Official route status
Official GR or established French long-distance route
Long-distance trailNormal endpoints
Poissy to Villers-sur-Mer
Catalogue references: 48.929, 2.045 to 49.323, 0.000Elevation range
2 m to 202 m
Rounded catalogue elevationsRecommended months
May-October
Snow, wildfire, storms, refuge closures and local path works may affect stages; consult current GR and protected-area notices.Access requirements
No trail-wide guide requirement unless stated. Refuge bookings, protected-area rules and seasonal transport may apply.
Permit/booking · Seasonal constraintsCollection and characteristics
Long-distance trail
FranceGr RouteWaymarkedMulti Day
Coordinates and elevations are rounded catalogue references for discovery only. They are not navigation-grade or emergency waypoints. Always use current official route information and an appropriate map.
Reviewed route data
Route, stages and elevation
Interactive map of GR26 Seine Valley Trail
304 km
310.83 km
5,064 m on mapped route
19–200 m
12-18 walking days
StartPoissyFinishVillers-sur-Mer
- 1Poissy
- 2Mantes-la-Jolie
- 3Vernon
- 4Les Andelys
- 5Rouen
- 6Pont-Audemer country
- 7Deauville
- 8Villers-sur-Mer
Planning summary only. Check current closures, permits, weather, transport, and official navigation sources before travel.
Why get this certificate?
GR26 Seine Valley Trail is a recognised Long-distance trail in Seine Valley and Normandy coast, running from Poissy to Villers-sur-Mer over approximately 304 km.
Your certificate includes a premium PDF, a permanent QR verification page, registry-signed metadata, and privacy-aware public display settings.
Accepted evidence
Route-matched proof examples
- Continuous dated GPX, FIT, TCX, or equivalent activity record covering the recognised route
- Route checkpoints: Poissy; Mantes-la-Jolie; Vernon; Les Andelys; Rouen; Pont-Audemer country; Deauville; Villers-sur-Mer
- Dated endpoint and checkpoint photographs plus stage history where track coverage has material gaps
- Evidence of required permits, bookings, guide arrangements, or access compliance where applicable
Before payment
Prepare proof that tells the whole route story.
Best evidence: GPX, FIT, or TCX files, trusted activity links, dated trail photos, stamps, permits, or guide confirmation. Photos alone may need supporting context.
Expected review level: Evidence Reviewed. Most reviews target 2–3 working days after payment and private proof upload.
Trail proof checklist
- Continuous dated GPX, FIT, TCX, or equivalent activity record covering the recognised route
- Route checkpoints: Poissy; Mantes-la-Jolie; Vernon; Les Andelys; Rouen; Pont-Audemer country; Deauville; Villers-sur-Mer
- Dated endpoint and checkpoint photographs plus stage history where track coverage has material gaps
- Evidence of required permits, bookings, guide arrangements, or access compliance where applicable
Distance and route variants are reviewed conservatively. Public pages never publish raw GPS points or private proof files.
Private review layer
Your proof is not your public profile.
Reviewers may see
GPS and activity files, uploaded photos, permits, stamps, guide confirmations, completion narrative, and clarification replies.
The public may see
Certificate status, trail, privacy-controlled display name, dates, verification level, issue date, fingerprint, and registry signature state.
Supported route variants
None documented for the canonical route; signed temporary diversions are accepted.
Key route sequence: Poissy - Mantes-la-Jolie - Vernon - Les Andelys - Rouen - Pont-Audemer country - Deauville - Villers-sur-Mer.
Prepare your proofVerification levels
Evidence ReviewedPrivate completion evidence was assessed by a Verified Hikes reviewer.
GPS Evidence ReviewedA GPS file or trusted activity record formed part of the evidence review.
Photo + GPS ReviewedPhotographic context and GPS or activity evidence both supported the review.
Partner ConfirmedAn approved partner confirmed completion through a defined workflow.
Authority ConfirmedA trail authority explicitly confirmed the record through an approved workflow.
How the process works
Start verification
Create a paid application for this trail.
Upload proof
Add GPS, activity links, photos, stamps, permits, or confirmation documents privately.
Registry review
A reviewer checks evidence, dates, privacy, and verification level.
Certificate issued
Receive your premium PDF and QR-verifiable public record.
FAQ
What does the QR code prove?
It opens a safe registry page showing certificate metadata, signature status, evidence summary, and PDF fingerprint.
Request correction
See outdated trail facts? Send a correction request so the registry team can review the route record before publication changes.
Request correction/update