Could well be the plot for National Treasure 3:
Researchers have begun their hunt for the remains of the woman who might have been the model for Leonardo da Vinci’s Mona Lisa, hoping to unravel a mystery that has baffled art historians for over five centuries.
A team of experts armed with a special radar device descended this week on a dilapidated convent in Florence where they believe the body of the woman who modeled for da Vinci back in the 16th century is buried.
Full story via Reuters.