One of three half-buried tunnels forming the Gallo-Roman cryptoporticus that were excavated under the Place du Forum. It was built between 1^st and 2^nd centuries. The stimated dimensions of the total construction are 100 m long per 60 m wide. Reims owns one of the five cryptoporticus registered in all the Roman world. 

Open days from july to october [see more]

Listed as Monument Historique in 1923

🎬 Découverte des secrets du Cryptoportique [6:32 min]