The French city that was a significant "church city" (referring to its historical importance as a religious center) could refer to several cities, but
Lyon is a particularly strong contender.
Here's why:
* Early Christianity: Lyon was one of the earliest centers of Christianity in Gaul (Roman France). It was the seat of a bishopric from the 2nd century AD.
* Important Figures: Key figures in early church history, such as Irenaeus, were bishops of Lyon.
* Religious Heritage: The city has a rich religious heritage, with numerous churches, cathedrals, and other religious sites, reflecting its long history as a center of faith.
While other French cities like Toulouse, Reims, and Avignon also have significant religious histories, Lyon's early and consistent importance to the development of Christianity in France makes it a strong candidate for the "church city."