Grande-Synthe: minimum measure day centre for migrants In the migrant camp of Grande-Synthe, France, mobile toilets and an inflatable tent opened on Thursday, acting as a drop-in 'day centre' to 'encourage migrants to come into the shelter'. Its aim is to direct them to sign up to the State's official welcome centres for migrants, said Deputy Prefect of Dunkerque, Eric Etienne. IMAGES AND SOUNDBITES