Jack and Annie travel 500 years back in time to Florence, Italy, and spend a day helping Leonardo da Vinci in the hope of learning another secret of happiness.
In their latest time travel adventure, Fred, Joe, and Sam da Brooklyn meet Leonardo da Vinci and try to avoid becoming toilet scrubbers in a sixteenth-century Italian army.
A biography of Leonardo da Vinci, focusing on the innovative painting techniques he used to create one of the most recognized and admired portraits in the world: The Mona Lisa.