Léon XIV glides through a stretch of Paris in the papamobile on Friday, September 25, 2026, from Notre-Dame-des-Champs to Place Saint-Michel. The public can access the perimeter from noon, ahead of the departure scheduled for around 4 p.m. But several stations along the route will close as early as 10 a.m.: here’s how to avoid being turned away … in front of a closed gate.