Go sightseeing in Porto at your own pace on a hop-on hop-off bus tour to see the city's historic attractions and castles, beaches and port. don't miss a thing with two included routes – one that covers Porto and another that goes to the neighboring coastal towns of Matosinhos and Vila Nova de Gaia. Admire all the sights from an open-top double-decker bus, and then hop on and off whenever you like to explore more on your own.