Porto, who gave the name to the country (and port wine drink) - the second largest city in Portugal, after Lisbon. This ancient city, in the industrial shagnuvshy strongly present. The old town in the center of Ribeira is built on hills overlooking the River Douro. Now he is on the list of World Heritage Sites. Its main attractions - the church of St. Francis and cellar storage port, which are mostly located on the river in Vila Nova de Gaia.