In January of 1992, at the Art Gallery  of  the City of Cagliari, it was held the mail art exhibition “La Posta in Gioco” (Playing the Mail), organized by Gianni Broi.  Plexus International participated with a very long fax installation built by Sandro Dernini, Gaetano Brundu, Franco Meloni, Valeria Meloni and Anna Saba. It was made by images taken on the road of the Colombina Reconciliation Project. It was  faxed from Rome by Giancarlo Schiaffini and Maria Pia Marsala, to continue to play the game of Plexus voyage inside the 1992 C. Columbus Consortium event.