In the world of fine arts, the Mona Lisa has managed to charm collectors and enthusiasts looking to understand history and the kind of arts that prevailed in the past, particularly during Renaissance. The mysterious smile, the expert craftsmanship and of course the story surrounding the portrait and the artist all helped in boosting the standing of the artwork, thus making it as one of the priciest works of art around. But did you know that this pricey artwork has its counterpart in the world of philately?