The Cueva de Covadonga is a significant cave located in the Picos de Europa National Park in northern Spain. It is famous for its stunning natural beauty and historical importance, as it is home to the shrine of Our Lady of Covadonga, the patron saint of Asturias. The cave features impressive rock formations and a small waterfall, attracting many visitors each year. The site is also known for its role in the Reconquista, a pivotal moment in Spanish history when Christian forces sought to reclaim territory from Muslim rule. The nearby Covadonga Basilica enhances the area's cultural significance, making it a popular pilgrimage destination.