Begin your 4,5 hours tour after pick-up from the harbor in Helsinki.
The Porvoo Old Town is a popular tourist destination, famous for its well-preserved 18th and 19th-century buildings and 15th-century cathedral, the Porvoo Cathedral. The Old Town is recognized as historically and culturally significant as one of the National landscapes of Finland.
After visiting the top attractions of Porvoo, you will have around 30-40minutes of time to spend on your own exploring the lovely cafes, restaurants, and small shops in the old town of Porvoo. After the tour, you will be taken back to the pick-up harbor around 14:30. If you have a long stop you can choose to stay in Helsinki city after the tour and go back to the harbor on your own.