Professor Stefaan Missinne, of the Royal Geographic Society, gave a lecture on 14 March 2024 on his new discoveries relating to Verrazzano's journey(1485 – 1528), and his relationship with Leonardo da Vinci, which were completely unknown until now. The conference, organized in hybrid mode, both online and in person, at the Cushwa Center of the University of Notre Dame in Rome.

In the archive of the Verrazzano castle in Greve in Chianti, Professor Stefaan Missinne, discoverer of the da Vinci globe dating back to 1504, came across the 500-year-old travel diary of the Italian explorer Giovanni da Verrazzano.