1São Bento Station
Count the main panels in the entrance hall
3Clérigos Tower
How many steps to the top?
4Ribeira
Count the arches of the Dom Luís I Bridge (upper deck)
5Stock Exchange Palace
Count the columns in the Arab Room
6Serra do Pilar
Count the visible church domes from the viewpoint
7Casa da Música
Count the sides of the building exterior
8Foz do Douro
Final stop - add them all up!