Built in the 1st century CE, the Gier Aqueduct supplied water from the Pilat to Lugdunum. Stretching 86 km, with 900 m within Brignais, it formed part of the largest hydraulic system of antiquity after Rome.
Location: Aqueduc romain du Gier, Chem. de l’Aubergé, 69530 Brignais
