The Old Lille. Remarkably restored, the Old Town enchants the eye with its flamboyant architecture. Palais des Beaux-Arts the second largest general-interest museum in France, just after the Louvre Learn More Lille 360°. The city hall Belfry dominates Lille from its height of 104m. Wednesday to Sunday Learn More See More Main Square Festival in Arras July Learn More Louvre Lens, a famous french museum in Lens See Less