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Road cycling routes

France

Bourgogne-Franche-Comté

Lons-Le-Saunier

Thoirette

Cize Viaduct – Cize-Bolozon Viaduct loop from Thoirette

Routes

Road cycling routes

France

Bourgogne-Franche-Comté

Lons-Le-Saunier

Thoirette

Cize Viaduct – Cize-Bolozon Viaduct loop from Thoirette

Hard

riders

Cize Viaduct – Cize-Bolozon Viaduct loop from Thoirette

03:50

75.6km

1,100m

Road cycling

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is right next to a parking lot.

Last updated: April 24, 2026

Waypoints

Start point

Parking

Get Directions

309 m

Thoirette on the Ain River

Highlight • Settlement

Nice stopover with nice shops and bars.

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1.60 km

The Ain at Thoirette

Highlight • Other

11.8 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 •

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13.9 km

Grand-Corrent Climb

Highlight • Climb

The classic climb for Burgian cyclists!

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26.4 km

Cize Viaduct

Highlight • Bridge

The Cize viaduct is one of the many impressive bridges that cross the Ain river.

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27.0 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.

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27.6 km

View of the bridge over the Ain River

Highlight • Other

Nice view of a good route.

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46.7 km

En Demouret

Forest

72.3 km

Sur l'Achat

Forest

75.6 km

End point

Parking

Way Types & Surfaces

Way Types

73.4 km

2.24 km

< 100 m

Surfaces

60.4 km

15.2 km

< 100 m

Elevation

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

Highest point (600 m)

Lowest point (280 m)

Weather

Saturday 23 May

31°C

10°C

9 %

Additional weather tips

Max wind speed: 8.0 km/h

to get more detailed weather forecasts along your route

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

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Cize Viaduct – Cize-Bolozon Viaduct loop from Thoirette

Thoirette on the Ain River

The Ain at Thoirette

Viaduct Cize-Bolozon

Grand-Corrent Climb

Cize Viaduct

Cize-Bolozon Viaduct

View of the bridge over the Ain River

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