The Pont Grand is a stone bridge connecting Tournon-sur-Rhône to Saint-Jean-de-Muzols, in Ardèche, France, built between 1379 and 1583. The bridge features a single, semi-circular arch over the river Doux with a span of 49.20 m. The height of the piers is 17.73 m.
Other very large medieval bridges
Coordinates: 45°04′01″N 4°46′52″E / 45.067°N 4.781°E