Porto, PRT
The part of the city near the river, which is also a good place to start visiting the World Heritage area; to the other side of the river you will see the Ribeira de Gaia, a similar area from the city of Vila Nova de Gaia (the two are only separated by the river) and where you could find the '''Port
Listen to the audio guide for Mercado da Ribeira Free on WIP — starts by itself when you arrive, even with the screen off