There's a hidden drawing underneath the "Mona Lisa" — and it shows that this masterpiece almost looked very different.
In 2010, Vatican researcher Sabrina Sforza ... located centrally above the window in the painting. Galitzia suggests that Leonardo da Vinci concealed information regarding the apocalypse, foretold ...
While most people associate Leonardo da Vinci with his paintings, his writings helped ... But in 1817, the complete book was rediscovered in the Vatican libraries and published for a wider audience.