Gorgona Agricultural Penal Colony also home to a vegetable garden and olive tree grove where olive oil is produced, as well as livestock facilities which high quality cheese, chicken and pork is produced. The island is named after the Gorgons of Greek mythology which were three sisters, Medusa, Stheno and Euryale, who had hair made of venomous snakes that could turn any observer into stone. Since the 4th century AD, Gorgona has been home to various monastic orders including the Benedictines until it finally came under the influence of the Carthusians in the 14th century. Eventually the Gorgona Abbey was abandoned in 1425 though
The Son of Neptune can only be defeated if the gods and the demigods join forces. This proves to be difficult. Percy and his friends manage to defeat the Alaskan Giant and save Camp Jupiter from destruction. During their journey, Hazel and Frank become true heroes who know how to use their powers and have self-confidence. Percy regains his memory on their return to Camp Jupiter and finds an army of monsters (including Stheno, Euryale, and the three Cyclopes) led by Polybotes attacking it. Percy successfully defeats him with the help of Terminus, his Cyclops half-brother, Tyson and the hellhound Mrs. O'Leary. At the