Playa de las Catedrales (in Galician : As Catedrais) is the name of the beach resort of Aguas Santas (in Galician : Praia de Augas Santas), located in the municipality of Ribadeo (parish of A Devesa ) at the expense of province of Lugo ( Galicia ) on the sea of Biscay . It is about ten miles west of the town of Ribadeo . It is known by this name because of the appearance of the cliffs. It has been declared natural monument by the Ministry of Environment of the Junta de Galicia .
The characteristic of the beach are the arches and caves, only visible to the beach during low tide . During high tide the beach is relatively small, with fine sand and is still suitable for swimming. It is interesting to see the beach at high tide (high water) crossing the top of the cliffs on west-east direction towards the beach and watch Esteiro low tide on the sand of the beach to appreciate the magnitude of the cliffs and the evolution of different furnas or sea caves in the composition from small cracks to caves in the roof collapsing just by the erosive action of waves and the sea water (…wiki)
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