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France
Auvergne Rhône Alpes
Bourg-En-Bresse
Hautecourt-Romanèche

Cize-Bolozon Viaduct – Cize-Bolozon Viaduct loop from Grand-Corent

Routes
Running trails & routes
France
Auvergne Rhône Alpes
Bourg-En-Bresse
Hautecourt-Romanèche

Cize-Bolozon Viaduct – Cize-Bolozon Viaduct loop from Grand-Corent

Hard

6

runners

Cize-Bolozon Viaduct – Cize-Bolozon Viaduct loop from Grand-Corent

04:09

30.8km

1,230m

Running

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 21, 2026

Waypoints

A

Start point

Bus stop

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1

2.10 km

Steep Ascent to Grand Corent

Highlight (Segment) • Climb

Very steep ascent to Grand Corent. It is doable without pushing but still requires some physical form to get to the top. Definitely a lot of fun on the way down!

Translated by Google •

Tip by

8.70 km

Tré le Mont

Forest

3

26.0 km

Cize-Bolozon Viaduct

Highlight • Other

The Cize-Bolozn viaduct is a railway road bridge that crosses the Ain river. It is 73 meters high and was built in 1875.

Translated by Google •

Tip by

4

26.2 km

Cize-Bolozon Viaduct

Highlight • Bridge

Nestled in a spectacular natural setting, the viaduct offers superb viewpoints over the Ain gorges. Built at the beginning of the 20th century and then rebuilt after the Second World …

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Tip by

B

30.8 km

End point

Bus stop

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Way Types & Surfaces

Way Types

17.3 km

6.97 km

4.75 km

1.10 km

735 m

Surfaces

19.3 km

4.14 km

3.93 km

3.36 km

< 100 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 (660 m)

Lowest point (280 m)

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Weather

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Today

Friday 16 October

12°C

9°C

61 %

Additional weather tips

Max wind speed: 20.0 km/h

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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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