Inventing flying contraptions, war machines and studying cadavers, Leonardo da Vinci tackles the meaning of life itself with the help of French princess Marguerite de Nevarre.Inventing flying contraptions, war machines and studying cadavers, Leonardo da Vinci tackles the meaning of life itself with the help of French princess Marguerite de Nevarre.Inventing flying contraptions, war machines and studying cadavers, Leonardo da Vinci tackles the meaning of life itself with the help of French princess Marguerite de Nevarre.