Ponte Santa Trinita, Florence

The Ponte Santa Trinita ("Holy Trinity Bridge") is a Renaissance bridge in Florence, Italy, spanning the Arno. The Ponte Santa Trìnita is the oldest elliptic arch bridge in the world, characterised by three flattened ellipses. The outside spans each measure 95 ft with the centre span being 105 ft in length. The two neighbouring bridges are the Ponte Vecchio, to the east, and the Ponte alla Carraia to the west.