Sierra De Cebollera is a mountain range located in the province of La Rioja, Spain. It is part of the larger Sierra de Cebollera Natural Park, which is known for its diverse flora and fauna. The area features stunning landscapes, including forests, rivers, and unique rock formations, making it a popular destination for nature lovers and hikers. The park is home to various species, including brown bears and golden eagles, and offers numerous trails for outdoor activities. Visitors can explore the rich biodiversity and enjoy the scenic beauty of the region, which is particularly vibrant during the spring and autumn months.