artistic manifestation engraved in the stone in the megalithic monument of el dolmen de soto

andalusia archeoastronomy architecture artistic burial carved chalcolithic circular construction constructions corridor cultural culture dolmen east engraved engravings gallery glitter history huelva magical manifestation masterpiece megalithic mistery monument mound mysterious obermaierm oriented orthostat reliefs ritual sepulcher sepulchral skywatching solstice soto spain stone summer sun sunray tomb tourism trigueros unique vertical