This petroglyph is located in Louro its engravings are carved in granite rocks, from the Copper age. It consists of nine figures: two spirals and seven circular forms. One of the spirals is seventy-five cm in diameter the other sixty-seven cm, the figure is surrounded by 45 holes, in turn surrounded by smaller ones. At the bottom there is a group of figures representing a man and a horse, the first attempts to lazo the animal, there's also s crescent moon and the sun setting. There's another spiral has a diameter greater than forty-one cm and a central twenty-one cm in diameter and five cm deep. Several experts relate to the worship of the sun, others interpret it as an almanac or a table for offerings to achieve good harvests or linked to the death or fertility.
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This megalithic monument dates back 3000 BC
the "Pedra da Arca" dolmen is another of the many such monuments that can be found in the Galician area of Spain.
This nice Dolmen is set 110m over sea level and is formed by 7 orthostats. The capstone is broken. The tomb entrance corridor faces East.
Close observation of the different stones will reward the visitor with some surviving petroglyphs.
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Photos by Cesar Candamo