Tags: Mountain Range.
The Sierra de la Culebra Portuguese: Serra da Coroa is a mountain range in Castile and León northwest Spain and northeastern Portugal. It lies 7 km south of Puebla de Sanabria in the comarcas of Aliste Sanabria and La Carballeda (Zamora Province) as well as Vinhais and Bragança municipalities in the District of Bragança.