Florence: Days of Destruction was directed by one of the few distant relatives of who?
Florence: Days of Destruction: Florence: Days of Destruction (Italian: Per Firenze) is a 1966 documentary about the 1966 Flood of the Arno River and its catastrophic effect on the city of Florence. Florence: Days of Destruction:  Directed by Franco Zeffirelli, it is Zeffirelli's only documentary, and features the only known film footage of the flood. Franco Zeffirelli: Franco Zeffirelli, KBE Grande Ufficiale OMRI (] ; born 12 February 1923) is an Italian director and producer of operas, films and television. Franco Zeffirelli:  Recently, Italian researchers have found that he is one of the few distant relatives of Leonardo da Vinci.
Leonardo da Vinci