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Somport Pass – Marie-Blanque Pass loop from Castiello-Pueblo

Somport Pass – Marie-Blanque Pass loop from Castiello-Pueblo

Hard

179

riders

Somport Pass – Marie-Blanque Pass loop from Castiello-Pueblo

08:18

147km

3,160m

Road cycling

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: May 18, 2026

Tips

The surface along some of this route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 666 m for 301 m

After 11.7 km for 465 m

After 146 km for 301 m

Waypoints

Start point

Train Station

Get Directions

16.1 km

Canfranc International Railway Station

Highlight • Monument

The Canfranc International Railway Station is a splendid building bathed in various architectural influences that was conceived as a great showcase of Spain for foreign visitors.
It is essential to …

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23.7 km

Somport Pass

Highlight • Mountain Pass

The Col de Somport is on the border between France and Spain at 1,632 meters above sea level. It has the particularity of being above the tunnel of the same …

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29.4 km

Lac d'Anglus

Lake

32.5 km

Peilhou Dam and Lake

Highlight • Lake

Peilhou Lake is located between the villages of Urdos and Borce. Its dam serves as a water retention for the Gave d'Aspe in the valley of the same name.

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40.0 km

Fortin du Poutou

Ruins

52.8 km

Cours du Gave d'Aspe

Lake

64.6 km

Ascent of Col de Marie-Blanque from Escot

Highlight (Segment) • Mountain Pass

The Col de Marie-Blanque is a classic of the Tour de France. From Escot, the nine-kilometer climb begins gently before becoming steeper over the last four kilometers, with an average gradient of 7.6%.

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73.7 km

Marie-Blanque Pass

Highlight • Mountain Pass

The Col de Marie-Blanque is an emblematic passage of the Tour de France which peaks at 1,035 meters above sea level. Its ascent from Louvie-Juzon is 15 kilometers long for …

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92.7 km

Bedous

Highlight • Other

Beautiful town in the Pyrenees region

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104 km

Borce

Highlight • Other

Borce is a medieval village in the Aspe valley. Charming and authentic, the village includes several inns as well as a small grocery store: the Maison de l'Ours.

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147 km

End point

Train Station

Way Types & Surfaces

Way Types

94.1 km

46.6 km

5.17 km

630 m

565 m

260 m

Surfaces

144 km

1.53 km

877 m

514 m

Elevation

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

Highest point (1,630 m)

Lowest point (320 m)

Weather

Tuesday 14 July

34°C

20°C

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Somport Pass – Marie-Blanque Pass loop from Castiello-Pueblo

Canfranc International Railway Station

Somport Pass

Peilhou Dam and Lake

Ascent of Col de Marie-Blanque from Escot

Marie-Blanque Pass

Bedous

Borce

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