Riccardo Dalla Negra and realised by Lapo Bertini, Silvia Brotini, Auro Pampaloni, Marco Menichetti, Lara Calosi and Arianna Sacchetti with the technological support of IBM and Eastman Kodak and the financial support of the Ministero dei Beni Culturali of Italy and Ente Cassa di Risparmio di Firenze.