Ever wonder about the identity of the woman posing for the Mona Lisa, or think about the life of the “farmers” depicted in American Gothic? Check out who the people in these 12 famous paintings actually were. Artists Leonardo da Vinci, Andrew Wyeth, and Grant Wood get all the acclaim for their priceless works of art. But what about the models that inspired those artists? It’s rare to ever hear their stories. Perhaps the models were artists, as well? Maybe they were the artist's secret lover? Or, could it be in some cases that the model is actually the artist doing a disguised self-portrait?