Meaux Plage transforms the banks of the Marne into a true seaside resort each summer, with supervised swimming and activities at Meaux-les-Bains in Seine-et-Marne. Mark your calendars for July 5 to August 23, 2026, for a moment with your feet in the sand. Free for residents of the metropolitan area, it’s the smart way to feel on vacation without traveling far this summer. We’ve got all the details.