The River Douro in Porto viewed from the 45 metre high Dom Luis I bridge. On the left is Vila Nova da Gaia, centre of the Port wine industry and on the left is the Ribeira, heart of the city of Porto's nightlife Posted by Travel in Portugal on Sat, 21/12/2013 - 21:17 × Related images Rua de Santa Catarina - Porto Igreja de Sao Francisco & Palacio do Bolsa - Porto Palacio da Bolsa interior Palace Pinto Leite - Porto Town Hall Detail - Porto River Douro, Early Morning - Porto