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Keywords from Image Description:
Sete Arcos Railway Bridge. pt Ponte dos Sete Arcos na Linha do Douro em Portugal en Sete Arcos Seven Arches Bridge in the Douro Railway in Portugal between MARTINS Joo Paulo BRION Madalena SOUSA Miguel de LEVY Maurcio AMORIM scar Caminho de Ferro Revisitado Caminho de Ferro em Portugal de Caminhos de Ferro Portugueses author