Within the framework of a Huber Curien Partnership between the HALMA-UMR 8164 research unit and the Archaeological Institute of Belgrade, as well as the “Emergents” programme of the Maison européenne des sciences de l’Homme et de la Société-MESHS, around the DANUBIUS project, we are pleased to welcome Mr. Vujadin Ivanišević and Mrs. Ivana Popović, who will give lectures in Lille on the 4th and 5th of October. The first lecture is entitled : Le système d’information géographique de Caričin Grad et de sa région  ; and the second : Sirmium chrétienne.