Arno. The Arno is a river in the Tuscany region of Italy. It is the most important river of central Italy after the Tiber. read more
Best Answer: The Arno River crosses Florence, where it passes below the Ponte Vecchio and the Santa Trinita bridge . The Ponte Santa Trinità is the oldest elliptic arch bridge in the world, the three flattened ellipses giving the structure its celebrated elegant appearance. read more
An Everlasting Symbol of Florence. Open all of the time, along the pedestrian zone south of Piazza della Repubblica towards Palazzo Pitti. Built very close to the Roman crossing, the Ponte Vecchio, or Old Bridge, was the only bridge across the Arno in Florence until 1218. read more