https://per-storemyr.net/2026/08/21/the-coa-late-palaeolithic-rock-art-in-portugal-a-brief-comparison-with-petroglyphs-of-similar-age-in-egypt/Per Storemyr Geoarchaeology & Conservationen2026-08-21T00:13:54+00:00The Côa Late Palaeolithic rock art in Portugal. A brief comparison with petroglyphs of similar age in Egyptrock art, Egypt, Qurta, Wadi Abu Subeira, el-Hosh, UNESCO World Heritage, Portugal, Côa rock art, Late Palaeolithic rock art, Egyptian rock arthttps://per-storemyr.net/wp-content/uploads/2026/08/penascosa-rock3-superimpositions.jpg?w=150