The Ponte di Tiberio bridge built over the Marecchia river in a.d. 21 is still in use.
The Ponte di Tiberio bridge had to be restored in the 20th century.
mnli hypothesis: The Ponte di Tiberio bridge had to be restored in the 20th century. premise: The Ponte di Tiberio bridge built over the Marecchia river in a.d. 21 is still in use.