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MTB trails
Spain
Asturias
Belmonte De Miranda

Quirós

The best MTB trails around Quirós

4.6

(131)

1,577

riders

70

rides

Mountain biking around Quirós, located in Asturias, Spain, features a mountainous terrain with significant elevation changes, including passes over 1,500 meters like Puerto de Ventana and Puerto de San Lorenzo. The landscape includes dramatic geological formations such as the Teverga and Peñas Juntas Gorges, alongside the Valdemurio reservoir. This region, part of the "Valles del Oso," offers a diverse environment for mountain bikers.

Best mountain bike trails in Quirós

  • The most popular mountain bike trail is Ventana Pass and Senda…

Last updated: May 3, 2026

5.0

(3)

44

riders

#1.

Ventana Pass and Senda del Oso Loop

61.6km

05:27

1,810m

1,810m

Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

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Hard

Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

Hard
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31

riders

30.8km

02:40

680m

680m

Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

Hard

5.0

(1)

1

riders

Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.

Hard

Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

Hard
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Popular around Quirós

The secrets of the Cantabrian Mountains – GR 109 Asturias Interior

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The secrets of the Cantabrian Mountains – GR 109 Asturias Interior

Hiking Collection by

Sofía_Ibáñez

Tips from the Community

Javier MP
November 30, 2025, Torre Medieval de Proaza

It's very interesting to take a look at

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Very interesting to visit

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It's an ideal starting point for tours in the region. Hotels and restaurants are available. However, the bears have retreated.

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2

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highly recommended for a family route

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spectacular view

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spectacular gravel area

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magical places,

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possible food stop

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Frequently Asked Questions

What kind of terrain can I expect on mountain bike trails in Quirós?

Quirós offers a diverse and challenging mountainous terrain. You'll encounter significant elevation changes, including passes over 1,500 meters like Puerto de Ventana and Puerto de San Lorenzo. The landscape features dramatic geological formations such as the Teverga and Peñas Juntas Gorges, alongside the picturesque Valdemurio reservoir. Trails often have mixed surfaces and varied gradients, providing both physical challenges and scenic rewards.

How many mountain bike trails are available in Quirós?

There are over 70 mountain bike trails available in Quirós, catering to various skill levels. The komoot community has explored more than 1,600 mountain biking adventures in the area.

What are the difficulty levels of mountain bike trails in Quirós?

Quirós offers a range of difficulty levels. While the majority of routes are classified as difficult (over 50 trails), there are also around 15 moderate and 5 easy options. The Bear's Path Greenway, for example, is known for its accessibility and suitability for various fitness levels.

Are there family-friendly mountain bike trails in Quirós?

Yes, the Senda del Oso (Bear Trail) is particularly well-suited for families. Built on an old mining railway line, it's mostly paved and accessible, offering a pleasant experience for riders of all ages. You can even see bears in an enclosure along the trail.

What are some notable natural attractions or landmarks to see along the mountain bike trails?

Many trails in Quirós pass by impressive natural features. You can explore the dramatic Desfiladero de Peñas Juntas, the scenic Valdemurio reservoir, and the Huerta Cave. Some routes also lead to beautiful spots like the Guanga Waterfalls or offer expansive views from mountain passes such as Ventana Pass.

Are there any mountain bike routes that include waterfalls?

Yes, the Xiblu Waterfall and Huerta Cave Loop is a great option if you're looking to incorporate waterfalls into your ride. This route offers a chance to see the Xiblu Waterfall amidst the natural beauty of the area.

What do other mountain bikers enjoy the most about mountain biking in Quirós?

The mountain bike trails in Quirós are highly rated by the komoot community, with an average score of 4.5 out of 5 stars from over 130 reviews. Riders frequently praise the diverse and scenic landscapes, the challenging climbs, and the unique experience of riding through areas like the Senda del Oso.

Are there any circular mountain bike routes in Quirós?

Yes, there are several circular routes available. A popular option is the Ventana Pass and Senda del Oso Loop, which combines challenging climbs with sections of the greenway. Another is the Peñas Juntas Gorge – Stone Bridge of Proaza loop from Villanueva.

What is the best time of year for mountain biking in Quirós?

The mountainous terrain of Quirós means that spring and autumn generally offer the most pleasant conditions for mountain biking, with milder temperatures and vibrant scenery. Summer can also be good, but be prepared for warmer weather, especially on exposed sections. Winter riding might be possible at lower elevations, but higher passes could be affected by snow or colder temperatures.

Where can I find parking for mountain biking in Quirós, especially for the Senda del Oso?

Parking is generally available in the villages and towns along the Senda del Oso, such as Tuñón, Proaza, and Villanueva. These points often serve as convenient starting points for accessing the greenway and other nearby trails.

Can I reach the mountain bike trails in Quirós using public transport?

While Quirós is nestled in a mountainous region, some public transport options might connect to the main towns or trailheads. However, services can be limited, especially for transporting bikes. It's advisable to check local bus schedules in advance if you plan to rely on public transport.

Are there any longer mountain bike routes for experienced riders?

For experienced riders seeking a longer challenge, the Ventana Pass and Senda del Oso Loop covers over 61 kilometers with significant elevation gain. Another demanding option is the Virgen de Alba, Embalse de Valdemurrio, Desfiladero de Peñas Juntas, Proaza – ida y vuelta, which is nearly 40 kilometers long and features over 1200 meters of climbing.

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