Uncategorized The best hiking routes in Castilla y León ByTravesía Pirenaica 10 June, 201520 June, 2019 Sierra de Gredos / Photo: Rayodistancia [CC BY-SA 4.0] Wikimedia Commons Pyrenees and mountains 📩 Here 🔥 READ ALSO: The best trekking routes in Spain". Don't miss any adventure in the Pyrenees! Join the WhatsApp Channel Subscribe to the Newsletter