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France
Bourgogne-Franche-Comté
Avallon
Tonnerre

Fosse Dionne – Hôtel-Dieu de Tonnerre loop from Les Lourdes

Routes
Hiking trails & Routes
France
Bourgogne-Franche-Comté
Avallon
Tonnerre

Fosse Dionne – Hôtel-Dieu de Tonnerre loop from Les Lourdes

Easy

4.7

(3)

23

hikers

Fosse Dionne – Hôtel-Dieu de Tonnerre loop from Les Lourdes

01:00

3.77km

30m

Hiking

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: September 11, 2025

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Waypoints

A

Start point

Parking

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1

721 m

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.

Translated by Google •

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2

1.51 km

La Fosse Dionne

Highlight • Natural Monument

The mystery of this pit is complete. The city was built around it.

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Tip by

3

1.54 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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4

1.76 km

Saint Peter's Church

Highlight • Other

Church with many architectural facets, which initially was a simple chapel of the Saint-Aignan church at the time of the Old Castle. It was with the destruction of the upper …

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5

2.12 km

Notre-Dame Church

Highlight • Other

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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6

2.29 km

Hôtel-Dieu de Tonnerre

Highlight • Historical Site

The Hotel Dieu is the work of Marguerite de Bourgogne. it is the longest medieval hospital in Europe. It was built in the XIII century.

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7

2.35 km

Cinema and Town Hall

Highlight • Other

8

2.68 km

Hôtel-Dieu de Tonnerre

Highlight • Historical Site

The Hôtel-Dieu in Tonnerre is a medieval hospital. The building has been protected as a monument historique since 1862.
The Hôtel-Dieu was donated by Margaret of Burgundy and built from …

Translated by Google •

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B

3.77 km

End point

Parking

Way Types & Surfaces

Way Types

1.91 km

1.42 km

243 m

146 m

< 100 m

Surfaces

2.81 km

881 m

< 100 m

< 100 m

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Elevation

Elevation

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Weather

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Today

Sunday 23 November

7°C

5°C

0 %

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Max wind speed: 16.0 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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