Best mountain passes around Acebedo are situated within the Montaña de Riaño y Mampodre Regional Park in León, Spain. This municipality is located in the Cantabrian Mountains, an area characterized by its peaks and natural features. The region's mountain passes provide routes through varied landscapes, connecting different provinces and offering access to natural parks.
Last updated: June 26, 2026
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The Tarna Pass seems hidden from tourism and constant traffic. It's located on one of the least-traveled and most beautiful passes between Asturias and León. The scenery at the top is spectacular.
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The Puerto de La Tarna, from Riaño, is a challenging road climb offering steady gradients and spectacular views of the Riaño Mountains. From the summit, you can enjoy panoramic views of the surrounding valleys, reservoirs, and peaks.
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A great, exciting and spectacular landscape.
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The climb is long, fairly steep, with some tough sections. The views are spectacular from both sides.
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The views from the Puertos de Horcadas are spectacular. From here we can see all the most outstanding peaks in the area, such as Las Pintas, and the Picos de Europa as a backdrop.
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From this point on the path we have a beautiful view of the Las Pintas massif and the town of Carande, surrounded by mountains covered with oak and beech trees.
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Highest point of the Puerto de Horcadas route that offers us a fantastic panoramic view of the surrounding mountains.
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Mountain pass, the Puerto de Las Señas is one of the best-known ascents in Castilla y León. Almost 3 km long, the climb reaches 1627 masl.
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The mountain passes around Acebedo offer diverse natural beauty. For instance, Tarna Pass provides stunning natural viewpoints, especially within the Redes Natural Park, and is near the source of the Nalona River. From Puerto de Panderrueda, you can enjoy exceptional views of the central massif of the Picos de Europa from viewpoints like Mirador de Piedrashitas. Puerto de las Señales and Collado de Lois (1,585 m) are also known for their beautiful vistas, while Horcadas Pass offers a fantastic panoramic view of surrounding peaks, including the Picos de Europa in the background.
The region around Acebedo's mountain passes is rich in diverse fauna. In areas like Puerto de Tarna and Puerto del Pontón, which are within or near natural parks, you might spot brown bears, capercaillie, roe deer, deer, wild boar, squirrels, foxes, and even wolves. The dense forests, particularly beechwoods around Puerto de Panderrueda, also provide habitats for various species.
While many passes involve significant climbs, the Leonese side of Puerto de Tarna offers a gentler ascent, making it a pleasant experience. For those looking for an easier climb with impressive surroundings, Monte Cotado Pass is described as very easy and bearable. These areas provide opportunities for families to enjoy the natural beauty without overly strenuous efforts.
The mountain passes around Acebedo are generally best visited from late spring through early autumn (May to October) when the weather is milder and the passes are typically free of snow, making them more accessible for hiking, cycling, and scenic drives. Winter can bring snow and challenging conditions, especially on higher passes, which might appeal to experienced winter sports enthusiasts but can limit general access.
The mountain passes around Acebedo are excellent starting points for various outdoor activities. You can find numerous cycling routes, including touring bicycle and road cycling options, such as the 'Tarna Pass – Maraña Hostel loop from Acebedo' or the 'Riaño Dam – Boñar loop from Maraña'. For mountain biking, trails like the 'Collado de Lois (1,585 m) loop from Pico Mediodía' are available. You can explore more routes in the Cycling around Acebedo, Road Cycling Routes around Acebedo, and MTB Trails around Acebedo guides.
Yes, several mountain passes serve as excellent starting points for hiking. Puerto de Tarna is a historical pass and a starting point for numerous hikes. Puerto de Panderrueda offers trails that delve into the Valdeón Valley, known for its rich fauna and flora amidst ancient beech forests. Many of the nearby cycling and MTB routes also incorporate sections suitable for hiking or offer scenic paths adjacent to the passes.
Puerto de Panderrueda is significant for its location within one of the most wild and pristine natural environments of the Cantabrian mountain range. It offers exceptional views of the central massif of the Picos de Europa from viewpoints like Mirador de Piedrashitas. It also serves as a primary road access point to the central massif of the Picos de Europa from the province of León, making it crucial for exploring the national park and its ancient beech forests.
Puerto de Tarna connects the provinces of León and Asturias, traversing the Cantabrian Mountain range from south to northeast. The Leonese side, starting in Acebedo, offers a gentler ascent, while the Asturian side (AS-117) is more winding with significant ramps. It reaches an elevation of 1492 meters and is notable for its stunning natural viewpoints, especially within the Redes Natural Park, which boasts rich flora and fauna.
Puerto del Pontón, located entirely within the province of León, reaches 1280 meters above sea level and provides access to Oseja de Sajambre via the N-625 road. It's known for its beautiful natural environment and serves as an important route through the Cantabrian Cordillera, connecting Riaño with areas further north towards Asturias. The surrounding area is rich in diverse flora and fauna, similar to Puerto de Tarna.
Visitors frequently highlight the spectacular scenery and panoramic views offered by these passes. For example, Tarna Pass is appreciated for its hidden beauty and spectacular scenery, while Puerto de las Señales is noted for its great views and quiet spots. The sense of being in a wild, pristine, and well-preserved natural environment, as found around Puerto de Panderrueda, is also a major draw.
Cyclists will find varying conditions. The Asturian side of Puerto de Tarna, for instance, is known for being more winding with significant ramps and hairpin turns, while the Leonese side offers a gentler ascent. Some passes, like Collado de Lois (1,585 m), might require pushing a bike on the ascent if coming from certain directions, making them more suitable for exciting descents. Monte Cotado Pass has a gravel stretch with a steep slope, so caution is advised on descents due to potential car traffic.


See even more epic mountain passes by checking out these guides around Acebedo: