Between the Roman aqueduct of Gier and the unfinished railway line

Take a walk through time, between the Roman aqueduct of the Gier and the unfinished railway line, interrupted by the First World War, which was supposed to link Mornant to Rive-de-Gier.

Details

13503256
Creation:
Last update:
Last review:
  • Walking
    Activity: Walking
  • ↔
    Distance: 9.14 mi
  • ◔
    Average duration: 5h 35 
  • ▲
    Difficulty: Moderate

  • ⚐
    Back to start: Yes
  • ↗
    Ascent: + 1,601 ft
  • ↘
    Descent: - 1,601 ft

  • ▲
    Highest point: 2,408 ft
  • ▼
    Lowest point: 1,115 ft

Description of the walk

Park at the side of the Route des Aqueducs in the hamlet of La Chandelle in front of the pear orchard.

(S/E) Take the path to the left of this pear orchard and after a few hundred metres you will reach a crossroads.

(1) Take the path on the left to reach the Pont de Jurieux bridge.

(2) Return to the previous crossroads via the same path.

(1) Turn left onto the original path and descend to reach the valley where the two Bozançons rivers meet.

(3) Cross and climb back up to reach a hairpin bend facing the pillars of the abandoned railway line. Continue climbing until you reach the remains of the buried aqueduct, then join a T-shaped crossroads.

(4) Take the path on the right below. Pass close to the houses of Chez Virieux and follow the old railway line. Keep parallel to the Petit Bozançon valley to reach the Pont de la Boutonne bridge in a circular loop.

(5) Cross this bridge and you will soon reach another crossroads.

(6) Leave the railway line, turn left onto a path that runs alongside fields and orchards and continue along a tarmac road to reach the hamlet of L'Arzelier. In the hamlet, turn right and join the Sainte-Catherine road.

(7) Cross it and turn left onto a path to reach the village of Riverie.

(8) Walk around this medieval village and then return to the previous crossroads.

(7) Continue straight ahead on the tarmac path on the right and reach the hamlet of Cleyrieux. Turn left then right, continue on the left, join the Route de la Gare and you will find the ghost train line here.

(9) Follow it to the left, pass in front of the Saint-Didier-sous-Riverie waste collection centre and the municipal hangar, then reach a stone bridge that crosses the railway line.

(10) Continue and go around the hamlet of Les Roches. Follow the wide curves of the railway line to reach the hamlet of La Chandelle.

(11) Head straight ahead to the Granges aqueduct bridge.

(12) Return by the same route to the La Chandelle crossroads.

(11) Turn left and continue gently to the car park in front of the pear orchard (S/E).

Waypoints

  1. S/E : mi 0 - alt. 1,385 ft - Parking available in the hamlet of La Chandelle.
  2. 1 : mi 0.21 - alt. 1,263 ft - Pont de Jurieux crossroads
  3. 2 : mi 0.32 - alt. 1,194 ft - Pont de Jurieux (ruins)
  4. 3 : mi 0.77 - alt. 1,115 ft - Le Bozançon
  5. 4 : mi 1 - alt. 1,270 ft - Railway junction
  6. 5 : mi 2.2 - alt. 1,391 ft - Pont de la - Boutonne (rivière)
  7. 6 : mi 2.44 - alt. 1,483 ft - Crossroads towards L'Arzelier
  8. 7 : mi 3.31 - alt. 2,011 ft - Climb towards Riverie
  9. 8 : mi 3.85 - alt. 2,346 ft - Riverie (medieval village)
  10. 9 : mi 5.83 - alt. 1,552 ft - Railway junction
  11. 10 : mi 6.56 - alt. 1,588 ft - Stone bridge
  12. 11 : mi 7.95 - alt. 1,385 ft - Hamlet of La Chandelle
  13. 12 : mi 8.45 - alt. 1,198 ft - Pont des Granges (ruins)
  14. S/E : mi 9.14 - alt. 1,378 ft - Parking available in the hamlet of La Chandelle.

Notes

(8) Halfway along the route, you can enjoy a picnic in Riverie.

Worth a visit

(2) Aqueduct bridge known as the Pont de Jurieux, ruins: don't hesitate to walk around it to get a good view.
Between (3) and in the hairpin bend: due to the First World War, the rails and deck of the Grand Bozaçon viaduct were never installed. The stations were never built and this railway line never saw a train run on it.
(8) Take advantage of your lunch break to visit Riverie (medieval village).

Reviews and comments

4.4 / 5
Based on 9 reviews

Reliability of the description
4.1 / 5
Ease of following the route
4.3 / 5
Route interest
4.9 / 5
Nico de Lyon
Nico de Lyon

Overall rating : 5 / 5

Date of your route : Apr 10, 2026
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good
Very busy route : No

A lovely spring walk through valleys and meadows, with panoramic views of the Pilat, and the chance to explore the aqueducts, the old ‘ghost railway’ and the pretty village of Riverie.
Thanks to the author

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yannickjosselin
yannickjosselin

Overall rating : 4.3 / 5

Date of your route : Mar 24, 2026
Reliability of the description : ★★★★☆ Good
Ease of following the route : ★★★★☆ Good
Route interest : ★★★★★ Very good
Very busy route : No

Due to a lack of time, and also because the climb from point 6 to point 7 is quite steep, we didn’t make it all the way to Riverie. Instead, we headed straight down to Cleyrieux.
I suggest a short detour: a round trip to the imposing church of Saint Didier sous Riverie, which is very close by. After rejoining the railway track (“Route de la Gare”), 100 metres before the recycling centre, there is a path marked by a yellow sign that climbs steeply up to the village.
A very beautiful walk. The route is very varied and, at this time of year, you can also enjoy the cherry orchards in bloom.

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mcordon
mcordon

Overall rating : 4.7 / 5

Date of your route : Feb 15, 2026
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★☆ Good
Very busy route : Yes

A very pleasant hike with frequent unobstructed views of beautiful scenery.
Muddy terrain at this time of year!

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CaroDuetti
CaroDuetti
• Edited:

Overall rating : 5 / 5

Date of your route : May 10, 2025
Reliability of the description : Not used / Not applicable
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good
Very busy route : Yes

A very pleasant hike. However, it took place on 10 May during the Coursières trail run. So there were a few trail runners, but it was great to be cheered on by the crowd at the refreshment stations :-) The walk has many points of interest: an aqueduct, an old bridge pier, beautiful views, the village of Riverie, etc. I'm a good walker, but I still found the climb very steep and long (perhaps because I was walking at a good pace). So I would recommend going to point 12 at the start of the hike, as there is another significant climb, albeit a short one: personally, I didn't have the legs for it after a week of hiking.

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yvesdaru
yvesdaru

Overall rating : 5 / 5

Date of your route : Nov 26, 2023
Reliability of the description : Not used / Not applicable
Ease of following the route : Not used / Not applicable
Route interest : ★★★★★ Very good
Very busy route : No

A very beautiful walk, mainly on paths.
I recommend it.

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marietherese.rodarie
marietherese.rodarie

Overall rating : 3.7 / 5

Date of your route : Apr 14, 2022
Reliability of the description : ★★★☆☆ Average
Ease of following the route : ★★★☆☆ Average
Route interest : ★★★★★ Very good
Very busy route : Yes

The first part went smoothly, but on the way back from Riverie, Chante Grillet missed the sign for Cleyrieux, so we ended up in La Richaudière and had to ask for directions several times to get back on the route at the St Didier waste collection centre.
Coming from Villeurbanne, we were familiar with aqueducts but not these ones, which were very interesting.

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Frisoulle
Frisoulle

Overall rating : 3.7 / 5

Date of your route : Apr 10, 2022
Reliability of the description : ★★★☆☆ Average
Ease of following the route : ★★★☆☆ Average
Route interest : ★★★★★ Very good
Very busy route : Yes

There are few or no landmarks at turning points; only the map and the description will help you. But the best thing is GPS, whatever anyone says.
Especially at point 6... we made a fatal mistake and walked 2 km too far.
Be sure to follow A-Marie's advice at point 6
cross the small road and take the small path slightly to the right opposite, which will take you to Arzelier
Another note at point 7 on the way back from Riverie: make sure you return to the Ste Catherine road, turn left, walk about ten metres and then turn right onto the path towards Cleyrieux.

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manuel.fonseca
manuel.fonseca

Overall rating : 4.7 / 5

Date of your route : Feb 09, 2022
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★☆ Good
Route interest : ★★★★★ Very good
Very busy route : No

A very pleasant trail that winds through woodlands, farmland and orchards.
This walk also allowed us to discover the beautiful medieval village of Riverie in the heart of the Monts du Lyonnais, which rises to 730 metres and offers an exceptional panorama of the Pilat and the Alps.
Here we discovered the Château de Riverie, located in the heart of the village.
For the history buffs, in the Middle Ages, Riverie was the fiefdom of a powerful lordship.
A very beautiful walk.

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A-Marie de Chap
A-Marie de Chap

Overall rating : 4.7 / 5

Date of your route : Feb 05, 2022
Reliability of the description : ★★★★☆ Good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good
Very busy route : Yes

Thank you for this very varied route with magnificent views. At the beginning of February, we had a picnic "on the terrace" on the Riverie rampart walk, facing south and sheltered from the north wind, with a superb view (the space can easily accommodate a group). If you have a QR code reader on your phone, you can enjoy a very well-done audio-guided tour of the village (11 information plaques).
The route is busy in the ghost railway section. If you are mainly using the description to guide you, be sure to check your position on the map. Otherwise, here are a few additional points where we had to "think" a little to find our way:
at point 4: "keep parallel to the Petit Bozançon valley," cut across a wide track and take the path opposite "to reach ...
at point 6: "... a path that runs alongside fields and orchards," cut across a small tarmac road and continue on the path opposite, which becomes tarmac, "to reach the hamlet of L'Arzelier"
at point 7 (after Riverie): take the Ste Catherine road on the left; before the bend, turn onto the small tarmac road to reach the hamlet of Cleyrieux...
10: "...Reach the hamlet of La Chandelle." At the tarmac road, take the gravel path opposite, which leads to the old part of the hamlet of La Chandelle.
11: "Take the grassy path opposite" on the right "to go to the aqueduct bridge"....
but if you look closely at the map, there's no need to worry.
Enjoy your walk!

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