Experts present lock of hair that might be Leonardo da Vinci's A lock of what historians think is Leonardo da Vinci's hair is presented in the Italian town of Vinci, northwest of Florence, as experts seek to prove it contains his DNA 500 years after the genius died. Presenting what he called a "relic" at a library devoted to the great Italian painter and Renaissance giant, art historian Alessandro Vezzosi told AFP how the whitish-blond hairs emerged from the shadows. IMAGES AND SOUNDBITES