Basilica of Saint-Pierre-aux-Nonnains

The Basilica of Saint-Pierre-aux-Nonnains is one of the oldest churches in Europe and among Metz’s most remarkable historic sites. Originally built in late Roman times, it later became a church and preserves layers of history spanning nearly 2,000 years. Its simple stone interior, ancient walls, and quiet atmosphere make it especially appealing to visitors interested in archaeology, early Christianity, and architectural heritage. Compact and centrally located, it is an easy stop that offers a distinctive glimpse into Metz’s long past.