The Sierra de Ancares is a mountain range located in the northwest of Spain, primarily within the regions of Galicia and Castile and León. It is part of the larger Cantabrian Mountains and is known for its stunning landscapes, rich biodiversity, and unique geological formations. The area is characterized by deep valleys, steep slopes, and a variety of flora and fauna, making it a popular destination for nature lovers and hikers. The Sierra de Ancares is also home to several traditional villages, where visitors can experience local culture and cuisine. The region is recognized for its ecological significance, with many protected areas that support wildlife conservation. Outdoor activities such as hiking, birdwatching, and photography are common, attracting tourists year-round.