Frexulfe beach, which was declared as a Natural Monument, it is the largest of the council of Navia (Asturias), since it reaches 750 m. of length. It is an open beach, sparsely sheltered and facing north. At the western end of the beach there is a geomorphological element of remarkable interest: a valley hanging over the cliff. Regarding the fauna, it should be highlighted the importance that the cliffs and islets near the beach have for the nesting of some protected marine birds.