41.5393786, -6.2221785

Date: Early Iron Age (12th century B.C.) Description: Castro (name given to a Roman or pre-roman castle) of the villages of Aldeia Nova and S. João das Arribas is one of the first examples of the Iron Age, later Romanized, probably kept till the Middle Age. To the east is the River Douro. Classification: National Monument. Decreto de 16-06-1910, DG n.º 136, de 23-06-1910

Castro de Aldeia Nova, 5210 Aldeia Nova, Miranda do Douro