Trévoux

Trévoux is a commune in the Ain department in the Auvergne-Rhône-Alpes region of France. Located on the Saône River, it is situated about 15 kilometers north of Lyon. The town has a long history, with evidence of settlement dating back to Roman times. In the medieval period, Trévoux became an important administrative and judicial center, serving as the capital of the Principality of Dombes. The Princes of Dombes, who held significant power in the region, left a lasting mark on the town's architecture and development.

One of the most prominent historical landmarks in Trévoux is its castle, the Château de Trévoux, which overlooks the Saône. While much of the original medieval fortress has been altered or rebuilt over the centuries, its imposing presence still dominates the townscape. The town also features a historic old town with narrow streets and traditional buildings. Trévoux is known for its former role as a center for printing and publishing, particularly during the 18th century. The local economy is now diverse, with a mix of industry and services. The commune is well-connected by road and rail, making it an accessible location within the Ain department.