Best mountain peaks in Lic-Montaña Oriental are located in the eastern region of the Cantabrian Mountains in northern Spain. This geographical region encompasses the Eastern Massif of the Picos de Europa and the Montaña Oriental Special Area of Conservation. The area is characterized by rugged limestone formations, diverse landscapes, and rich biodiversity, offering varied terrain for exploration. It features dramatic scenery with steep peaks towering over valleys and gorges, shaped by intense erosion.
Last updated: August 24, 2026
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Great views in all directions. Easy ascent and descent.
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The panoramic views from the top are spectacular
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Very nice but very badly marked, hard to find without Komoot
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One of the emblematic peaks of the Collados del Asón Natural Park and also one of the most visited since it is part of what many of us consider the best kept jewel of Asón. The return to the Hill, perfectly marked and marked out, is a circular route that allows you to recognize the main natural, ecological, ethnographic and landscape values of the region.
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Castro Valnera is a beautiful, formidable mountain with its 1,718 meters. It is the highest in the eastern sector of the Cantabrian mountain range.
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The Peña Lusa with its summit at 1574 masl is one of the highest peaks of the mountain range known as Las Machorras that separates the Lunada glacial cirque in Burgos, from the deep valley of Asón in the Cantabrian interior.
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One of the most visited peaks in the Alto Asón area, from its 1414 masl it offers beautiful views of the entire Cantabrian interior in all directions.
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The Lic-Montaña Oriental region, encompassing the Eastern Massif of the Picos de Europa and the Montaña Oriental Special Area of Conservation, features several impressive peaks. Among them, Castro Valnera Summit stands out as the highest in the eastern sector of the Cantabrian mountain range at 1,718 meters, offering extensive views. Other significant peaks include Pico de la Miel, known for its panoramic views, and Pico Porracolina, which provides views across the Cantabrian interior.
The region is characterized by rugged limestone formations and dramatic karst topography, shaped by intense erosion. You'll encounter steep peaks towering over valleys and gorges, deep chasms, and extensive underground cave systems. The Montaña Oriental SAC, for instance, is known for its varied geology, including both terrigenous and calcareous soils, and is home to the Collados del Asón Natural Park, celebrated for its diverse ecosystems.
Yes, the Lic-Montaña Oriental region offers several challenging climbs. Peaks like Castro Valnera Summit and Pico Porracolina are categorized as challenging. The tips for Castro Valnera warn of steep crags, potential ice or fog, and a vertiginous ridge descent, indicating it's suitable for experienced hikers, especially in adverse conditions.
For breathtaking panoramic views, consider Castro Valnera Summit, which offers extensive vistas across the Cantabrian Mountains, the Basque Mountains, and even the western Pyrenees on a clear day. Pico de la Miel also provides initial panoramic views, especially when traversing the Lunada to Castro Valnera trail. Additionally, Peña Lusa (views) and Colina Summit (1,441 m) are noted for their great views in all directions.
The Montaña Oriental Special Area of Conservation (SAC) is rich in biodiversity. Its limestone cliffs provide nesting grounds for several species of birds of prey, including golden eagles, Egyptian vultures, griffon vultures, and eagle owls. The diverse ecosystems within the Collados del Asón Natural Park also support a variety of flora and fauna, making it an excellent area for nature enthusiasts.
While many peaks in the region are challenging, the Montaña Oriental SAC, particularly within the Collados del Asón Natural Park, offers diverse terrain. The 'Return to the Hill' route from Colina Summit (1,441 m) is described as a perfectly marked circular route with easy ascent and descent, making it a good option for those seeking a less strenuous experience while still enjoying natural beauty.
Beyond peak bagging, the region offers a variety of outdoor activities. You can explore numerous hiking trails, including moderate options like the 'Parque Natural de los Collados del Asón – circular to Canal Honda via Brenarromán'. For cyclists, there are challenging MTB trails such as 'Nacimiento del río Asón y Alto de la Posadía' and demanding road cycling routes like the 'Collados del Asón Park Loop'. You can find more details on these activities in the Hiking in Lic-Montaña Oriental, MTB Trails in Lic-Montaña Oriental, and Road Cycling Routes in Lic-Montaña Oriental guides.
The Picos de Europa, including the Eastern Massif, are popular for mountaineers and mountain walkers. While specific seasonal advice isn't provided, it's generally advisable to visit during warmer months for hiking to avoid snow and ice, which can make challenging peaks like Castro Valnera extremely dangerous. Always check local weather conditions before heading out, especially for higher altitudes.
Yes, there are circular routes available. For example, the 'Return to the Hill' route from Colina Summit (1,441 m) is a perfectly marked circular trail that allows you to explore the natural, ecological, ethnographic, and landscape values of the Collados del Asón Natural Park. Other circular hiking routes are also available in the Hiking in Lic-Montaña Oriental guide.
Visitors frequently praise the stunning vistas and dramatic scenery. The region's limestone formations, karst landscapes, and the immense height differences with steep peaks towering over valleys and gorges are highly appreciated. The komoot community has shared 40 photos and given 20 upvotes, highlighting the visual appeal and rewarding experiences found on these trails and summits.
When tackling challenging peaks such as Castro Valnera Summit, be aware that the small summit platform is surrounded by steep crags. It can be very dangerous with fog, which can descend rapidly, and it's not advisable to climb on wet ground or with snow/ice unless you are very experienced, as a slip can be deadly. Always avoid the north face due to precipices. Proper gear and navigation skills are essential.


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