49 rue Monge, 5e
Paris
Winter 8:00-17:30 Summer 8:00 22:00
Only remaining ruins of the Gallo-Roman era in Paris with the Thermes de Cluny. This arena could contain 15,000 people. It covered approximately 132 m/100 m. It was built between the first century and the end of the second century. The location of the actor's dressing room, the platform of the stage and lapidary remains can still be seen.