Mining valleys
Industrial heritage, greenways and mountain valleys.
The essentials
- The Nalón and Caudal valleys (Langreo, San Martín del Rey Aurelio, Mieres, Laviana, Lena, Aller, Caso and Sobrescobio) were Asturias' industrial engine.
- Today they offer industrial tourism: mining museums, former pits and greenways.
- In their upper valleys begin Redes Natural Park and the Alba trail.
- Also here is Santa Cristina de Lena, a World Heritage site.

What to see
- Museum of Mining and Industry (MUMI)In El Entrego, it recreates a mine and tells the story of coal with a visitable gallery.
- San Luis pit (Langreo)A former mine shaft in Langreo, part of the visitable industrial heritage.
- MieresCapital of the Caudal valley, with trails into the mountains.
- Laviana and Pola de LavianaGateway to Redes and home of the Folk Descent of the Nalón, in August.
- Santa Cristina de LenaA pre-Romanesque church on a hilltop.
- Caso and SobrescobioUpper valleys of Redes, with beech woods and mountain villages.



- MorningMining museum in El Entrego.
- MiddayLunch in Mieres or Langreo.
- AfternoonSanta Cristina de Lena or a walk in Redes.
More on industrial history and the nature parks.