Is the Au pied du Roc d’Enfer par le col Ratti, depuis Graydon GPX available?

Yes. The track and its profile can be viewed here, and the file is available as a free download from this page.

Do these details replace the organiser's instructions?

No. This page makes sources easier to consult and separates published data from GPX calculations. Check the latest official instructions before the start.

Hiking · France

Au pied du Roc d’Enfer par le col Ratti, depuis Graydon

Saint-Jean-d’Aulps, Chablais, Haute-Savoie

The loop leaves the Graydon pastures, crosses Col Ratti and skirts the base of the Roc d’Enfer. In clear weather the pass looks out towards the Aravis and Mont Blanc.

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12kmOfficial distance

+825mOfficial elevation gain

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From Graydon to Col Ratti

Start outside the refreshment hut at Graydon. Follow signs for Col Ratti into the pastures. The main climb begins as soon as you leave the hamlet.

Les Pâquis and the forest return

Beyond the pass the route continues to Les Pâquis and Les Praz. Take the woodland return towards Graydon via Plan de Criou. The trail climbs again at Sur Lachaud before reaching the start.

Notable places

Roc d’Enfer viewed from Le Fouyet in Saint-Jean-d’Aulps.Krzysztof Golik · Trailboard (redimensionnement) · CC BY-SA 4.0 · adapted image

At a glance

GPX distance: 12.0 km
Calculated ascent / descent: ↑ 825 m · ↓ 825 m
Start: Parking de Graydon, devant la buvette
Finish: Parking de Graydon, devant la buvette
Start: Saint-Jean-d’Aulps, Chablais, Haute-Savoie
Finish: Parking de Graydon, devant la buvette

Plan your hike

Passing flocks

Livestock guardian dogs work with the sheep in season. Slow down, leave space and give the flock a wide berth where the ground allows.

Vallée d’Aulps Tourisme ↗

OSM track · OpenStreetMap
Mapped by OpenStreetMap contributors. Heights calculated from Copernicus GLO-30.

Track source: OpenStreetMap