Tonnerre – Fosse Dionne loop from Chablis

Road cycling routes

France

Bourgogne-Franche-Comté

Auxerre

Chablis

Tonnerre – Fosse Dionne loop from Chablis

Moderate

riders

Tonnerre – Fosse Dionne loop from Chablis

02:30

54.1km

550m

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: September 24, 2026

Tips

Includes a segment that goes up or down a series of steps

You may need to carry your bike.

After 34.1 km for 24 m

Waypoints

Start point

Parking

Get Directions

646 m

Saint-Martin Collegiate Church

Highlight • Religious Site

The Saint-Martin collegiate church from the 12th and 13th centuries is very well preserved. The church is definitely worth a visit. A special feature is the south portal, whose door …

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865 m

Chablis Village and Vineyards

Highlight • Settlement

Nicknamed the golden gate of Burgundy, Chablis is a charming town obviously famous for its prestigious wine.
The surrounding vineyards, planted solely with the Chardonnay grape variety, cover 4,800 hectares, …

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33.0 km

Old Armançon Bridge

Highlight • Bridge

From the old stone bridge there is of course a beautiful view of the Armançon River. And a first look at the old town.

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33.3 km

Tonnerre

Highlight • Settlement

Tonnerre is a small village with character nicknamed "La petite Venise bourguignonne". To see among others: the perpetual waters of the mysterious Fosse Dionne, the Saint-Pierre Church, the Hôtel Dieu …

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33.6 km

Notre-Dame Church

Highlight • Religious Site

Originally a simple oratory of a pilgrim's house, it became, over time, the main church of Tonnerre. In the 11th century, the Hôtel-Dieu Notre-Dame was a modest house welcoming pilgrims …

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34.1 km

Fosse Dionne and the town of Tonnerre

Highlight • Historical Site

The Dionne pit is a karst spring known as the Vaucluse source. It is in fact a resurgence located in the city center of Tonnerre. His presence is at the …

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34.1 km

Fosse Dionne

Highlight • Natural Monument

The Dionne pit is a karst source called the Vauclusian source, located in the city center of Tonnerre. It is fed by the infiltration of precipitation into the surrounding limestone …

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54.1 km

End point

Parking

Way Types & Surfaces

Way Types