4.3
(7)
261
riders
3
rides
No traffic touring cycling routes in Collados Del Asón traverse the Cantabrian Mountains, characterized by diverse karstic formations and glacial remnants. The landscape features significant elevation changes, including mountain passes and river valleys like the Asón River, which boasts a 50-meter waterfall. Cyclists encounter varied ecosystems, from beech forests to Cantabrian oak groves, within this largely unpopulated natural park. The terrain offers challenging climbs and descents across its rugged topography.
Last updated: June 29, 2026
4
riders
30.7km
02:51
520m
520m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
23
riders
32.3km
02:36
980m
980m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5.0
(1)
15
riders
18.3km
01:43
760m
750m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
2
riders
12.6km
01:09
220m
220m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
2
riders
33.1km
03:07
650m
650m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Collados Del Asón
No kitchen, but it has a refrigerator and microwave. Heating. Perfect. Access by reservation: https://espinosa.tarjetasciudadanas.com/
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The Torre de los Baranda, in Espinosa de los Monteros, is a stately building that reflects the historical importance of the area's lineages.
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As it passes through the surroundings of the town of Espinosa de los Monteros, natural pools are formed in the Trueba river where locals and also visitors take advantage of the summer months to take a bath and cool off.
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This is one of the best-known climbs in the province of Burgos, not only because it's always the star stage of the Vuelta a Burgos but also because it has appeared in key stages of the Vuelta a España, one of the three most important stage races in the world. A brutal eight-and-a-half-kilometer climb at an average gradient of over 9%.
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Square that is in the old center of the center of Bárcenas and where, in the main square, is the Church of Santa María Magdalena.
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In this area of the valley, at its bottom, the Río Trueba passes through the town of Espinosa de los Monteros. Along the river there are a set of natural pools originating from the river itself and which are used in summer by the inhabitants of the area.
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A small mountain pass in the easternmost sector of the Cordillera. At 1,316 meters above sea level, it is the third highest mountain pass in Cantabria. The port is closed very frequently in winter, especially in its Cantabrian part, being closed permanently for several months on many occasions.
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The no-traffic touring cycling routes in Collados del Asón are generally considered challenging. Most routes feature significant elevation changes and are rated as difficult, making them suitable for experienced cyclists seeking a rewarding physical challenge amidst the park's rugged karstic and glacial topography. For example, the Portillo Lunada – Portillo de Ludaña loop from La Pedrosa involves nearly 1000 meters of elevation gain.
Yes, several no-traffic touring cycling routes in Collados del Asón are designed as loops, allowing you to start and finish at the same point. Examples include the Grazing area – Plaza de Las Machorras loop from Las Machorras and the Portillo Lunada – Portillo de Ludaña loop from La Pedrosa, which offer varied terrain and scenic views.
Collados del Asón is renowned for its dramatic natural beauty. Along the no-traffic routes, you'll encounter spectacular karstic formations, remnants of glacial erosion like the Circo de Hondojón, and lush river valleys. A highlight for many is the Asón Waterfall, where the Asón River is born, forming a spectacular cascade. You might also pass through small beech forests and Cantabrian oak groves.
Absolutely. The park's significant elevation changes mean many routes offer panoramic views. Mountain passes like La Sía Pass and Puerto de Alisas provide stunning vistas of the surrounding green valleys. The Alto de la Posadía is another notable viewpoint where you can pause and take in the expansive landscapes.
The best time for touring cycling in Collados del Asón is generally during the warmer months, from late spring to early autumn. This period offers more stable weather conditions, less chance of snow on higher passes, and the full vibrancy of the park's lush ecosystems. Winter can bring challenging conditions, including snow and ice, especially at higher elevations.
The no-traffic touring cycling routes in Collados del Asón vary in length and duration. For instance, the Pastries from La Dolce Vita – Picón Blanco loop from Alto del Caballo can take around 1 hour 45 minutes to complete, covering approximately 18 kilometers. Longer routes, such as the Pastries from La Dolce Vita loop from Espinosa de los Monteros, which is over 33 kilometers, might take closer to 3 hours.
While many of the listed no-traffic touring cycling routes in Collados del Asón are rated as difficult due to significant elevation changes, there is one route rated as moderate: the Pastries from La Dolce Vita loop from Espinosa de los Monteros. This route covers about 12.6 kilometers with less elevation gain, potentially offering a more accessible option for families with older, more experienced children or those seeking a less strenuous ride.
Collados del Asón is home to diverse Cantabrian mountain fauna. While cycling, you might spot various bird species, including griffon vultures soaring overhead. The park's unpopulated nature and varied ecosystems, from beech forests to meadows, provide habitats for a range of animals, offering a chance for wildlife observation in an undisturbed environment.
Beyond the natural landscapes, you can explore several points of interest. The La Sía Pass is a significant landmark. For those interested in the park's geology and ecology, the Interpretation Center in La Gándara de Soba provides valuable information. The region is also known for its extensive cave systems, offering another dimension of natural exploration.
The komoot community highly rates the touring cycling experience in Collados del Asón, with an average score of 4.0 stars. Reviewers often praise the park's untouched natural beauty, the challenging yet rewarding climbs, and the immersive experience of cycling through diverse ecosystems without vehicle traffic. The panoramic views from mountain passes and the spectacular Asón Waterfall are frequently highlighted as memorable aspects.
While specific parking details for each route may vary, Collados del Asón Natural Park is generally accessible, and starting points for routes like those from Las Machorras or La Pedrosa typically have designated or informal parking areas. It's advisable to check local signage upon arrival or consult detailed route information for the most precise parking guidance.


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