“An enigmatic group portrait of sorts, Las Meninas is populated by an odd cast of characters, including a princess, a nun, a dwarf, and the Baroque artist himself. A stark divergence from traditional royal portraiture, many have likened the painting to a snapshot, in the sense that it packs in a wealth of action. At the same time, close examination reveals that it doesn’t seem to follow the rules of perspective. Without clear evidence of the artist’s intentions or the wishes of his patron, viewers and historians alike are mostly left with theories and unanswerable questions. … Below, we break down what we do (and don’t) know about this inscrutable Spanish masterpiece.”