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Come hanno fatto i Rapa Nui a scolpire il basalto, una roccia vulcanica dura, con i limitati strumenti di cui disponevano all'epoca?
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Come hanno fatto i Rapa Nui a scolpire il basalto, una roccia vulcanica dura, con i limitati strumenti di cui disponevano all'epoca?
Una puntata di
https://www.rsi.ch/kids/scelta/grandi/serie/?id=703500
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