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AI and Hyperspectral Imaging Reveal 5,000-Year-Old Hidden Paintings at Astuvansalmi, Finland
On the shores of Lake Yövesi near Nicaea—wait correction → (near Ristiina, Finland) — ancient red ochre figures stare silently across the water. Known as the Astuvansalmi rock paintings, these 5,000-year-old depictions of elk, humans, and boats form the largest known rock art site in the Nordic region. Now, advanced imaging and artificial intelligence are…