Dom Luis I Bridge, Ribeira and Gaia / Porto - Ponte D.Luis I, Ribeira e Gaia

Porto's downtown, well known for it's relation to the world famous Port Wine, which became recently classified as Human Heritage by the UNESCO

The classified area is meant to protect the older part of the city, which besides being already inhabited by the Romans, show today a great collection of medieval buildings. Included in this classified area is also the Luis I bridge which was built by an Eiffel