It's no secret that transformation is at the heart of this myth. First, Zeus transforms into Artemis to seduce the nymph. Then, he transforms Callisto from a not-pregnant nymph into a pregnant one...

Callisto faces one type of exile after another in this story. First, she's exiled by her beloved goddess, Artemis, when Artemis finds out she's pregnant. Artemis's brand of exile is particularly ha...