© All Rights Reserved A night view of the Torre dos Clerigos (Clergy's Tower) in central Porto. The 75 metre high tower dates back to 1763 and was designed by Italian architect Nasoni.The rest of the building is the churchRelated images Crystal Palace Super Bock Arena - Porto Porto Streets Porto Monument Rua de Azevedo De Albuquerque - Porto Ribeira side street - Porto River Douro - Porto