The walls of Pisa, currently visible and partially walkable, are the still existing part of the medieval city walls and one of the oldest national examples of almost completely preserved city walls.
This route winds through the gates, towers and ramparts of the medieval city walls and the places adjacent to them, including parks, gardens and priceless artistic and archaeological treasures.
For information about the high altitude route on the medieval walls, you can visit the site dedicated to the ancient walls of Pisa.