PISA Ancient Roman port and great maritime republic, Pisa is no longer on the sea but its past splendor is still alive in its monuments, steeped in art and history. The narrow alleys open into picturesque piazzas with their multifarious markets. The nobles of the lagoons with their splendid, imposing palazzos, the fascinating Piazza dei Cavalieri and Piazza dei Miracoli, one of the most famous monumental complexes in the world containing the Pisa Cathedral, the Baptistery, the Cemetery and the celebrated Leaning Tower, emblem of the city.