3.5
(2)
69
riders
14
rides
Gravel biking around Samartín Del Rei Aurelio offers diverse landscapes, from the mountainous terrain of the Cantabrian Mountains and Sierra de San Mamés to the valleys of the Nalón River. The region features a network of forest tracks, local roads, and converted railway lines, providing varied surfaces for gravel cyclists. These routes often traverse lush forests and river valleys, blending natural beauty with the area's industrial heritage. The municipality's position within the Protected Landscapes of the Mining Basins ensures a…
Last updated: July 20, 2026
11
riders
37.9km
02:29
460m
460m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
9
riders
80.3km
06:33
1,890m
1,890m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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9
riders
50.3km
03:36
1,000m
1,000m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
7
riders
Hard gravel ride. Good fitness required. You may need to push your bike for some segments of this route.
3.0
(1)
7
riders
30.2km
02:01
450m
450m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Samartín Del Rei Aurelio
A beautiful and peaceful place
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spectacular walk along the river
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stop for a moment
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This section, after passing Baúa, is not suitable for cycling, but it is quite easy to get through with the bike in hand, but be careful because there is a section of about 100 m with a lot of mud. However, the views are amazing.
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Nice place to rest, enjoy the landscape and tranquility, in Pola Siero itself with all the services at your fingertips.
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Samartín Del Rei Aurelio offers a diverse network of nearly 20 gravel bike trails. These routes cater to various skill levels, with 6 moderate and 13 difficult options, ensuring a suitable ride for most cyclists.
You can expect a varied landscape, from the mountainous backdrops of the Cantabrian Mountains and Sierra de San Mamés to the scenic Nalón River Valley. Many routes utilize a mix of forest tracks, local roads, and converted railway lines (Greenways), offering diverse surfaces and gradients. You'll often find yourself cycling through lush forests, along riverbanks, and even through old mining tunnels.
Yes, the region is known for its circular routes. A notable example is the significant 50-kilometer 'El Anillo del Rey Aurelio' (King Aurelio's Ring), which is excellent for gravel biking, traversing forest tracks and local roads around the municipality's perimeter. For a challenging loop, consider the Senda de La Baua – Campa Fresneo loop from Barredos, which covers nearly 67 km through diverse landscapes.
For experienced gravel bikers seeking a challenge, Samartín Del Rei Aurelio offers several difficult routes. The Descent to Collada Aniciu Road – Les Praeres Ascent from Nava loop from Nava is a demanding 44.7 km trail with significant elevation gain. Another difficult option is the Recuna Medieval Bridge – Quintana loop from Nava, which spans 37.9 km and includes varied scenery and historical elements.
While many routes in the immediate area are rated difficult, the region's converted railway lines, often referred to as 'Greenways,' provide relatively flat and accessible paths ideal for families. These routes frequently pass through illuminated tunnels and over bridges, offering an adventurous yet manageable experience. Look for sections along the Nalón River or routes like Carrocera-La Güeria, which follows an old railway line.
The trails often pass by a blend of natural beauty and industrial heritage. You might encounter the historic Recuna Medieval Bridge, or enjoy panoramic views from spots like the View of the forest near Bocarreal. The region's mining past is also visible, with routes sometimes following old railway lines. For stunning vistas, consider routes that pass near viewpoints like Coto Bello Viewpoint or Urbiés Viewpoint.
The area is highly rated by the komoot community, with an average score of 4.0 stars. Reviewers often praise the unique blend of challenging mountainous terrain, serene river valleys, and the adventurous feel of cycling on converted railway lines. The diverse landscapes and the opportunity to explore both natural beauty and industrial heritage are frequently highlighted.
Absolutely. Given its location just below the Sierra de San Mamés, part of the Cantabrian Mountains, many routes offer stunning views. Trails with significant elevation gain, such as the Recuna Medieval Bridge – Río Nora Riverside Trail loop from Pola de Siero / La Pola Siero, will provide opportunities for panoramic vistas of the surrounding peaks and valleys.
Yes, the Nalón River, the longest in Asturias, traverses the municipality, creating picturesque valleys. Many gravel routes follow its banks or those of its tributaries like the Samuño, Santa Bárbara, and Villoria rivers. These routes often wind through lush vegetation and offer a serene cycling experience.
Yes, Samartín Del Rei Aurelio features several recreational areas perfect for a break. Notable spots include La Colladiella, which offers a viewpoint and a miner's monument, Polaúra with its viewpoint over the Protected Landscape, and La Camperona. These areas provide excellent spots for rest and leisure amidst nature.
The spring and autumn months generally offer the most pleasant conditions for gravel biking in Samartín Del Rei Aurelio, with mild temperatures and vibrant natural scenery. Summers can be warm, while winters might bring cooler temperatures and occasional rain, but the region's diverse terrain means there are usually suitable routes year-round.
Many gravel routes in Samartín Del Rei Aurelio wind through dense forests, including beech, oak, and birch. The region's protected landscapes and river valleys are rich in vegetation, providing an immersive natural experience. For example, the Redes Natural Park, located nearby, is known for its magnificent groves and virgin nature.


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