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Routes
Road cycling routes
Spain
Santander
Cantabria
Costera
Puente Viesgo

Pas and Besaya Greenways Loop

Hard

4

riders

Pas and Besaya Greenways Loop

04:19

77.4km

1,080m

Road cycling

This difficult 48.1-mile (77.4 km) road cycling route on the Vía Verde del Pas offers challenging climbs and scenic views in Cantabria.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

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1

785 m

Reyerma Steam Locomotive

Highlight • Monument

German-made locomotive that entered service in 1913 to transport iron ores and limestone from the Camargo mines to its factory. It is located on the greenway, near the train station, converted into an exhibition hall and tourist information office.

Translated by Google •

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2

12.9 km

Vía Verde del Pas

Highlight (Segment) • Cycleway

The Vía Verde del Pas is a beautiful cycle path that follows the route of the old Astillero-Ontaneda train line. In total it has 35 km of track. Suitable for everyone.

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3

34.1 km

Alto de La Montaña

Highlight • Viewpoint

The Mountain through Las Presillas has a length of 3.16km, an altitude of 195 meters and an average slope of 4.5%. From here you can admire the beautiful hills and the great views.

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4

58.4 km

Alto de San Cipriano

Highlight • Mountain Pass

Mountain pass very busy by all the cyclists of Cantabria. Of moderate slopes, with a slightly harder final kilometer and a small descent after completing the initial 1000 meters.

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B

77.4 km

End point

Parking

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Way Types & Surfaces

Way Types

38.1 km

26.0 km

8.01 km

4.71 km

737 m

Surfaces

57.7 km

18.3 km

1.48 km

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Elevation

Elevation

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Highest point (310 m)

Lowest point (20 m)

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Weather

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Monday 25 May

34°C

17°C

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This route was planned by komoot.

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Frequently Asked Questions

What is the overall difficulty of this road cycling route?

This circular route is considered difficult for road cycling. While the Vía Verde del Pas section itself is flat and well-paved, the extended circular itinerary through the Pas valleys includes significant climbs and descents, requiring very good physical condition. It covers 77.4 km with an elevation gain of 1085 meters.

What kind of terrain can I expect on this route?

The route offers a diverse experience. The Vía Verde del Pas portion is flat, fully asphalted, and follows a repurposed railway line. However, the circular extension into the Pas valleys transitions to undulating roads with climbs and descents typical of hilly terrain. It's primarily suited for racebikes on paved surfaces.

Where can I park to start this circular route?

You can typically find parking in Renedo de Piélagos, which serves as a common starting point for circular routes incorporating the Vía Verde del Pas. Look for public parking areas within the town.

What notable sights and viewpoints will I encounter along the way?

Along the route, you'll pass by the Reyerma Steam Locomotive. You'll also find scenic viewpoints such as Alto de La Montaña and Alto de San Cipriano, offering expansive views of the Cantabrian countryside and the Pas River.

Is this circular route dog-friendly?

While the Vía Verde del Pas section is generally accessible, this specific circular route is designed for road cycling. Bringing dogs on a racebike route of this difficulty and length is not typically recommended due to safety concerns for both the rider and the dog, especially on public roads with traffic.

Do I need any permits or pay entrance fees for this route?

No, you do not need any special permits or have to pay entrance fees to cycle this route. The Vía Verde del Pas and the connecting public roads are freely accessible. This route is located within the broader region of Valles Pasiegos, but there are no specific park entrance fees for cycling these public paths and roads.

What is the best time of year to cycle this route?

The best time to cycle this route is generally during spring, early summer, and early autumn. These seasons offer pleasant temperatures and lush green landscapes. Winters can be colder and wetter, while peak summer might be very warm, especially on climbs.

Does this route connect with other cycling paths?

Yes, this route incorporates a significant portion of the Vía Verde del Pas. It also passes through sections of the Camino del Besaya: Cantabria and the Camino Natural de Sarón - La Penilla, among others.

Are there places to eat or get refreshments along the route?

Yes, as the route passes through charming villages in the Pas valleys, you'll find opportunities for refreshments. You can experience local gastronomy, including traditional Cantabrian specialties like "sobaos pasiegos" and "quesadas" in towns along the way.

What kind of scenery can I expect while cycling?

You'll experience picturesque views of the Pas River and the lush Cantabrian countryside. The route showcases rich biodiversity, low mountains, and traditional Cantabrian scenes with livestock. The Pas valleys are known for their natural beauty and rural landscapes.

How long does it typically take to complete this circular route?

This route is estimated to take approximately 4 hours and 19 minutes to complete by racebike, based on an average cycling pace. However, this duration can vary depending on your fitness level, speed, and the time you spend enjoying the sights.

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