“La Voix” from the show Secret Story is coming this Thursday to the RER and the Paris metro. Messages broadcast at the Charles de Gaulle Étoile, Châtelet and Nation stations on line 1, at Gare du Nord, Nation and Chatelet on line 4, but also on line 14 and RER A.
RATP wanted to “make travelers aware of forgotten luggage by appealing to them in a unique and fun way”