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Gran Serin Fortifications – Fort Gran Serin loop from Frais

Routes

Bike touring routes & trails

Gran Serin Fortifications – Fort Gran Serin loop from Frais

Hard

4.0

(1)

riders

Gran Serin Fortifications – Fort Gran Serin loop from Frais

02:52

21.3km

1,130m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: April 17, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parco Naturale del Gran Bosco di Salbertrand

Waypoints

Start point

Parking

Get Directions

84 m

Frais

Highlight • Settlement

The small village of Frais lies at around 1,500 meters above sea level and is a popular ski resort in winter. In summer there are at least some places to …

Translated by Google •

Tip by

4.99 km

Alpe Arguel

Highlight • Mountain Hut

Alpine Farm near Oulx
Tucked away on the high slopes near the Strada dell’Assietta, this remote mountain farm is special. If the doors are open, step inside. The family produces …

Tip by

8.98 km

Lago di Gran Serin

Highlight • Lake

The Gran Serin barracks can be seen in the background of the lake

Translated by Google •

Tip by

9.49 km

Gran Serin Fortifications

Highlight • Historical Site

The Gran Serin fortifications are part of the defensive complex of forts built to defend the valley by the French army.

Translated by Google •

Tip by

10.4 km

Fort Gran Serin

Highlight • Historical Site

Fort des Gran Serin is a former military fortress that was built at the end of the 19th century. The whole complex was more than 2.5 kilometers long and offered …

Translated by Google •

Tip by

10.7 km

View of Gran Serin

Highlight • Viewpoint

21.3 km

End point

Parking

Way Types & Surfaces

Way Types

18.9 km

2.36 km

102 m

Surfaces

20.1 km

1.22 km

Elevation

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

Weather

Friday 26 June

20°C

13°C

-- %

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Gran Serin Fortifications – Fort Gran Serin loop from Frais

Frais

Alpe Arguel

Lago di Gran Serin

Gran Serin Fortifications

Fort Gran Serin

View of Gran Serin

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