This painting is called "The Madonna with Saint Giovannino". It was painted in the 15th century by Domenico Ghirlandaio (1449-1494) and hangs as part of the Loeser collection in the Palazzo Vecchio. Above Madonnas (left) shoulder is a disk shaped object. Below is a blow up of this section and a man and his dog can clearly be seen looking up at the objec