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France

Bourgogne-Franche-Comté

Lons-Le-Saunier

Aromas

Viaduct Cize-Bolozon – Cize-Bolozon Viaduct loop from Aromas

Routes

Road cycling routes

France

Bourgogne-Franche-Comté

Lons-Le-Saunier

Aromas

Viaduct Cize-Bolozon – Cize-Bolozon Viaduct loop from Aromas

Moderate

4.7

(3)

riders

Viaduct Cize-Bolozon – Cize-Bolozon Viaduct loop from Aromas

01:50

39.5km

460m

Road cycling

Moderate road ride. 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: May 12, 2026

Waypoints

Start point

Parking

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11.4 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

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14.6 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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14.8 km

Cize-Bolozon Viaduct

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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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22.2 km

Ain Valley

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Great views over the valley

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27.3 km

The Ain at Thoirette

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28.5 km

Lac de Conflans

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This magnificent lake lies at the confluence of the Ain and Valouse rivers. It is located at the foot of the medieval Château de Conflans.

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31.0 km

Montée vers Corveissiat

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During La Bisou 2023. Beautiful view of the Ain valley.

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32.1 km

Climb to Corveissiat

Highlight • Climb

Magnificent panorama of the Ain valley.

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39.5 km

End point

Parking

Way Types & Surfaces

Way Types

39.3 km

230 m

Surfaces

39.3 km

230 m

Elevation

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

Highest point (470 m)

Lowest point (280 m)

Weather

Thursday 28 May

31°C

11°C

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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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Viaduct Cize-Bolozon – Cize-Bolozon Viaduct loop from Aromas

Viaduct Cize-Bolozon

Cize-Bolozon Viaduct

Cize-Bolozon Viaduct

Ain Valley

The Ain at Thoirette

Lac de Conflans

Montée vers Corveissiat

Climb to Corveissiat

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