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Road cycling routes

Auvergne Rhône Alpes

Bourg-En-Bresse

Viaduct Cize-Bolozon – Cize-Bolozon Viaduct loop from Ceyzériat

Road cycling routes

Auvergne Rhône Alpes

Bourg-En-Bresse

Viaduct Cize-Bolozon – Cize-Bolozon Viaduct loop from Ceyzériat

Hard

37

riders

Viaduct Cize-Bolozon – Cize-Bolozon Viaduct loop from Ceyzériat

03:24

64.4km

1,170m

Road cycling

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: September 10, 2026

Waypoints

A

Start point

Train Station

1

3.54 km

Ascension du Mont July

Highlight • Other

Approaching the summit, during La Bisou 2023.

Translated by Google •

Tip by

11.6 km

Col de la Rousse

Mountain Pass

3

14.2 km

Simandre-sur-Suran

Highlight • Other

pretty flowered village and remarkably, this fountain offers drinking water 👍

Translated by Google •

Tip by

4

18.9 km

Grand-Corrent Climb

Highlight • Climb

The classic climb for Burgian cyclists!

Translated by Google •

Tip by

5

21.0 km

Viaduct Cize-Bolozon

Highlight • Other

Impressive work of art in a meander of the Ain.
Worth the detour!
More information on patrimoines.ain.fr/n/le-viaduc-de-cize-bolozon/n:1196

Translated by Google •

Tip by

6

24.2 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 …

Showing Translation

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7

24.5 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

8

35.7 km

Pont de Thoirette

Highlight • Other

The bridge separates two departments, the Jura and the Ain.

"Iron bridge. For several centuries, the Ain was crossed at Thoirette using a ferry, called Christouphe's ferry, named after the commune where the passenger resided.

Showing Translation

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9

36.0 km

Thoirette on the Ain River

Highlight • Settlement

Nice stopover with nice shops and bars.

Translated by Google •

Tip by

57.4 km

Col de France

Mountain Pass

B

64.4 km

End point

Train Station

Way Types & Surfaces

Way Types

63.6 km

741 m

< 100 m

< 100 m

Surfaces

58.3 km

6.06 km

< 100 m

< 100 m

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Elevation

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

Highest point (580 m)

Lowest point (280 m)

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Weather

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Monday 12 October

20°C

7°C

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