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France
Auvergne Rhône Alpes
Grenoble
La Buisse

Trail. Le grand ratz – Gorges du Bret loop from Saint-Julien-de-Raz

Routes
Running trails & routes
France
Auvergne Rhône Alpes
Grenoble
La Buisse

Trail. Le grand ratz – Gorges du Bret loop from Saint-Julien-de-Raz

Hard

5.0

(1)

1

runners

Trail. Le grand ratz – Gorges du Bret loop from Saint-Julien-de-Raz

00:52

6.08km

230m

Running

Hard run. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required. The starting point of the route is right next to a parking lot.

Last updated: August 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional de Chartreuse

Waypoints

A

Start point

Parking

Get Directions
1

2.73 km

Hamlet of Farmhouses and Old Houses

Highlight • Settlement

Farms and houses

Translated by Google •

Tip by

2

3.83 km

Forest

Translated by Google •

Tip by

3

3.86 km

Trail. Le grand ratz

Highlight • Other

4

4.95 km

Gorges du Bret

Highlight • Gorge

The Gorges du Bret live up to their names. “Bret” is an old Dauphinois word which means “narrow passage between rocks”. Here you will progress following a single track in …

Translated by Google •

Tip by

5

5.12 km

Fountain of the Old Man

Highlight • Natural Monument

B

6.08 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

1.88 km

1.45 km

1.00 km

947 m

744 m

< 100 m

Surfaces

4.87 km

484 m

463 m

207 m

< 100 m

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Elevation

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

Highest point (790 m)

Lowest point (560 m)

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Weather

Powered by Foreca

Monday 12 October

20°C

4°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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