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 Guadiana river rock art (Spanish side): cow superimposed by a circular figure (declared "of national interest but not of world heritage value" by the Portuguese Institute of Archaeology, as written in a message to the Rock Art list ) This picture is free for use for educational or scientific content in web pages or publications, provided a link to http://rupestre.net/orme with the copyright specification (A. Arcà - Footsteps of Man) |
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