© All Rights Reserved A square just behind Porto's riverfront (or Ribeira)Behind is the Elevador da Lada which saves weary legs from the Douro valley's sloping sidesRelated images Rua dos Clerigos - Porto São Francisco Catacombs - Porto Ornate Urinal - Porto Episcopal Palace in Porto Igreja de Sao Francisco - Porto Bolsa Palace from Praca Infante Dom Henrique