Apollo Belvedere of aesthetic perfection for Europeans and westernized parts of the world. It is now in the "Cortile del Belvedere" of the Pio-Clementine Museum of the Vatican Museums complex. The Greek god Apollo is depicted as a standing archer having just shot an arrow. Although there is no agreement as to the precise narrative detail being depicted, the conventional view has been that he has just slain the serpent Python, the chthonic serpent guarding Delphi—making the sculpture a "Pythian Apollo". Alternatively, it may be the slaying of the giant Tityos, who threatened his mother Leto, or the episode of the Niobids.
Snake worship fresh water, and punished lawbreakers. The Aborigines in southwest Australia called the serpent the Waugyl, while the Warramunga of the east coast worshipped the mythical Wollunqua. Serpent worship was well known in ancient Europe. The Roman genius loci took the form of a serpent. In Italy, the Marsian goddess Angitia, whose name derives from the word for "serpent," was associated with witches, snakes, and snake-charmers. Angitia is believed to have also been a goddess of healing. Her worship was centered in the Central Apennine region. A snake was kept and fed with milk during rites dedicated to Potrimpus, a Prussian