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Routes
Hiking trails & Routes
France
Auvergne Rhône Alpes
Saint-Étienne
Planfoy

Gouffre d'Enfer Dam – Pas-du-Riot Dam loop from Planfoy

Routes
Hiking trails & Routes
France
Auvergne Rhône Alpes
Saint-Étienne
Planfoy

Gouffre d'Enfer Dam – Pas-du-Riot Dam loop from Planfoy

Moderate

4.7

(27)

83

hikers

Gouffre d'Enfer Dam – Pas-du-Riot Dam loop from Planfoy

03:26

11.7km

320m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: April 23, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional du Pilat

Waypoints

A

Start point

Bus stop

Get Directions

1

327 m

Pas du riot dam

Highlight • Other

Access to the dam either by Rochetaillé or by Planfoy it is possible to go around it if you continue to climb the forest path you arrive at the Souvignet bridge.

Translated by Google •

Tip by

2

3.25 km

Gouffre d'Enfer Dam

Highlight • Monument

The Gouffre d'Enfer dam was erected at the request of Napoleon III. It is one of the first “masonry arch weight” dams in Europe. If the name inspires little confidence, …

Translated by Google •

Tip by

3

3.46 km

Superb view

Highlight • Viewpoint

Climbing the few sets of stairs is well worth it. You'll get a nice panoramic view of the valley and the via ferratas.

Tip by

4

3.82 km

Aqueduct Path

Highlight (Segment) • Trail

This path which runs along the Aqueduct is very bucolic. Particularly in autumn when orange leaves cover the ground.

Translated by Google •

Tip by

5

5.70 km

Bridge crossing the Furan

Translated by Google •

Tip by

6

6.21 km

Pas-du-Riot Dam

Highlight • Other

Built in 5 years between 1873 and 1878, this dam was built to increase the water supply to the Gouffre d'Enfer dam. Built 3 years earlier it had become insufficient. A magnificent work to admire during your race.

Translated by Google •

Tip by

6.66 km

Le Pas du Riot

Lake

8

7.31 km

Nice wooden pontoon crossing the Furan

Translated by Google •

Tip by

9

7.89 km

Pretty wooden pontoon

Highlight • Other

Nice wooden pontoon crossing the Furan

Translated by Google •

Tip by

B

11.7 km

End point

Bus stop

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Way Types & Surfaces

Way Types

7.38 km

2.00 km

1.32 km

995 m

< 100 m

< 100 m

Surfaces

6.91 km

2.36 km

1.96 km

352 m

168 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (1,020 m)

Lowest point (780 m)

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Weather

Powered by Foreca

Thursday 2 July

26°C

14°C

0 %

Additional weather tips

Max wind speed: 18.0 km/h

to get more detailed weather forecasts along your route

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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