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caves at Estoril, Portugal
Caves of Poço Velho
wikipedia
![GrutasdoPoçoVelho Amulet](data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 450 280"%3E%3C/svg%3E "Amulet found in the Poço Velho cave in Cascais, Portugal. On display in the Cascais museum")
