I’m not an artist by any stretch, so when I started poking around Adobe’s Fresco, the drawing and painting app for the iPad and iPhone, I approached the app with trepidation. I shouldn’t have. Fresco ...

So did the fresco: It was plastered over in 1566, when the entire room was whitewashed, perhaps because that style of painting was no longer appreciated, Popple said. As for the convent ...

Experts believe there is a fresco painted by Leonardo Da Vinci hidden behind a later one by Giorgio Vasari after pigments were found matching his work.