The old city of Porto is surrounded by a Wall. The first layout of which was constructed during the Roman period and was reconstructed in the 12th century. The second layout of the Wall dates from the 14th century. The wall encloses the hills of the Cathedral and Vitoria and descends towards the river where the mooring quay and the Royal Customs House were located.
Now we will take a look at a commercial street in the modern Porto district ...