Best attractions and places to see around San Martín De Oscos are found in this municipality in western Asturias, Spain. Part of the Los Oscos region and the Eo River, Oscos, and Terras de Burón Biosphere Reserve, the area features a blend of historical landmarks, cultural sites, and natural beauty. The landscape is characterized by mountains, rivers, and lush forests, offering a serene environment for exploration. Its geology primarily consists of Cambrian and Silurian terrain, with a predominance of slate.
…Last updated: July 7, 2026
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This is where the Rio Navia river originates.
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A very impressive structure. The village was relocated during the construction of the reservoir.
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A very old chapel. There's also a selfie spot here. 👍
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Prepare for descent.
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It is known for its hydroelectric dam on the Navia River, forming the Salime Reservoir. It is also an important stop on the Primitive Way of St. James, the last stretch of Asturian land before entering Galicia.
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The construction of the colossal Salime Reservoir for the production of electrical energy is one of the best and most monumental examples of the industrial heritage of Asturias. The Saltos del Navia company began its construction at the end of 1945 and finished in 1955, although the final recognition and start-up certificate is dated March 1, 1957. The work was inaugurated on August 24, 1955.
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San Martín de Oscos is rich in history. You can explore the majestic Palacio de Mon, a 15th-century palace showcasing Asturian Baroque architecture. Another significant site is the Casa de los Guzmanes, an ancestral home from the 18th century with a blazoned doorway, now housing municipal offices. Don't miss the 19th-century Iglesia de San Martín de Oscos, featuring a beautiful Baroque altarpiece.
Absolutely. The region offers several beautiful trails, such as the low-difficulty circular hiking trail Ruta de Senda Verde de San Martín, which winds through lush forests and rivers. Other routes include the Mon Route, Monte Marón y Ascuita Route, and Piorno a los Fornos. For more hiking options, you can explore the hiking routes around San Martín de Oscos.
To understand the rural past of San Martín de Oscos, visit the Museo de la Casa Campesina (Casa del Marco) in Villarquille. This museum displays agricultural tools, household utensils, and old furniture, illustrating the life of peasants up to the 1950s and highlighting local traditions.
For spectacular panoramic views, head to the Mirador de A Paicega, located just a 15-minute drive from San Martín de Oscos. It offers breathtaking vistas of the Navia River valley and the characteristic Asturian mountains. You can also enjoy views of the reservoir and surrounding landscape from the Santa Marina de Buspol Chapel.
Yes, the region has notable religious buildings. The 19th-century Iglesia de San Martín de Oscos is a prime example of Asturian religious architecture. Another significant site is the Santa Marina de Buspol Chapel, a 14th-century chapel housing one of the oldest bells in Asturias. The Church of Santa María Magdalena de La Mesa, built with local slate, also showcases popular religious architecture.
San Martín de Oscos offers various cycling opportunities. You can find numerous road cycling routes, including challenging loops like La Bobia and Sierra de Penouta, or longer rides such as Santa Eulalia de Oscos – Grandas de Salime. For more details and specific routes, check out the Road Cycling Routes around San Martín De Oscos guide.
The region's lush forests, rivers, and mountains make it ideal for outdoor activities, particularly during spring and autumn when the weather is mild and the natural scenery is vibrant. Summer also offers pleasant conditions for exploring, though it can be warmer. Winter activities are possible, but some trails might be less accessible due to weather.
While many natural and historical sites can be enjoyed by families, the Porta de Grandas Hostel is specifically noted as family-friendly, offering amenities suitable for visitors of all ages. The low-difficulty hiking trails like the Ruta de Senda Verde de San Martín are also great for families looking to explore nature together.
The geology of San Martín de Oscos primarily consists of Cambrian and Silurian terrain, with a predominance of slate. This contributes to the unique appearance of local buildings, such as the Church of Santa María Magdalena de La Mesa, which is built with characteristic local slate.
Visitors appreciate the blend of historical and natural beauty. They often highlight the stunning views from places like the Santa Marina de Buspol Chapel, the monumental industrial heritage of the Grandas de Salime Reservoir and Salime Dam, and the tranquility of the rural environment. The well-preserved traditional architecture and cultural insights also receive positive feedback.
Yes, the construction of the colossal Grandas de Salime Reservoir and Salime Dam for electrical energy production is considered one of the most monumental examples of Asturias' industrial heritage. These sites, completed in the mid-20th century, offer a fascinating glimpse into the region's engineering past.
The serene natural environment of San Martín de Oscos, part of the Eo River, Oscos, and Terras de Burón Biosphere Reserve, is home to diverse wildlife. You might encounter deer, wild boar, foxes, and numerous bird species while exploring the lush forests and river valleys.
Yes, mountain biking enthusiasts will find several trails. Options range from moderate to difficult, including routes like 'Cascada de Seimeira de Murias desde Pumares' or longer loops such as 'Interior Asturias GR 109 Loop'. For a comprehensive list of trails, refer to the MTB Trails around San Martín De Oscos guide.
The local dialect in San Martín de Oscos is known as "la fala" or "eo-naviego." It is a unique linguistic blend that incorporates influences from both Galician and Asturian languages, reflecting the region's cultural crossroads.


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