But things heated up in 1935 with the release of a guidebook titled “Lyon, Capitale Mondiale de la Gastronomie,” penned by esteemed food critic Curnonsky with writer Marcel-Etienne Grancher.

Hundreds of weapons from the Roman era have been unearthed in a park in a city located in southeastern France. These findings are thought to be remnants of the Battle of Lyon, which occurred on ...