The Son of Neptune Riordan on Percy's birthday, August 18. Nine months after Percy Jackson's defense of Mount Olympus in "The Last Olympian", Percy finds himself alone and on the run from monsters in southern California without his memories. Under the initial guidance of Lupa, the wolf-goddess and protector of ancient Rome, he makes his way toward Camp Jupiter, the Roman demigod training camp and counterpart to the Greek demigods' Camp Half-Blood. Upon arriving, he is attacked by several Gorgons — Stheno and Euryale — and successfully defends a disguised goddess Juno and the camp with the help of the guards on duty. Having
Medusa depicted in several works of art, including: Medusa remained a common theme in art in the nineteenth century, when her myth was retold in Thomas Bulfinch's "Mythology". Edward Burne-Jones' Perseus Cycle of paintings and a drawing by Aubrey Beardsley gave way to the twentieth century works of Paul Klee, John Singer Sargent, Pablo Picasso, Pierre et Gilles, and Auguste Rodin's bronze sculpture "". The head of Medusa is featured on some regional symbols. One example is that of the flag and emblem of Sicily, together with the three legged "trinacria". The inclusion of Medusa in the center implies the protection