Diego Velázquez's portait of the Infanta Margaret Theresa and her entourage takes pride of place in the Prado museum in Madrid, where it is seen by millions of visitors. Innumerable artists have been inspired by it; Pablo Picasso became so obsessed he painted 58 versions in one year alone. Arguments abound as to the exact meaning of the
painting, which, with its use of angles, reflections, and multiple interpretations, creates an unsettling relationship between viewer and subject
