Expert run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 6, 2025

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Waypoints

Start point

Train Station

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4.59 km

Les ruines du fort Mahler

Superb little path, steep and rocky, to climb up there from La Cluse-et-Mijoux.

Translated by Google •

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5.24 km

View of Château de Joux from the Sentier des Chèvres

8.93 km

View of Château de Joux and the N57

superb view of the Château de Joux and the N57 which winds between the ruins of the fort and the castle.

Translated by Google •

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12.1 km

Portail de la Place Saint-Bénigne

Ruins

12.5 km

End point

Train Station

Way Types & Surfaces

Way Types

4.97 km

4.57 km

903 m

792 m

657 m

599 m

Surfaces

3.15 km

2.68 km

2.67 km

1.93 km

952 m

903 m

200 m

Elevation

Highest point (1,050 m)

Lowest point (830 m)

Weather

Today

Thursday 9 October

14°C

8°C

0 %

If you start your activity now...

Max wind speed: 5.0 km/h

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

Les ruines du fort Mahler loop from Pontarlier

Les ruines du fort Mahler

View of Château de Joux from the Sentier des Chèvres

View of Château de Joux and the N57

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