The Sierra de Outes is a mountain range located in the province of A Coruña, in the northwest of Spain. It is part of the larger Galician mountain system and features a variety of landscapes, including forests, valleys, and rocky outcrops. The area is known for its rich biodiversity and offers opportunities for outdoor activities such as hiking and birdwatching. The range is characterized by its unique geological formations and is home to several small villages. The Sierra de Outes is also significant for its cultural heritage, with historical sites and traditional architecture reflecting the region's history and local customs.