In the Metamorphoses, Zeus decides to flood the world because this region's king, Lycaon, serves him human flesh.
According to Plato and Pausanias, this was the only region of Greece that practiced human sacrifice, specifically at a temple of Zeus in the mountains. This region uniquely worshiped Demeter's daughter Despoina, whose mysteries were at Lycosura. This region's name derives from a son of Zeus and Callisto hidden here when Hera made Callisto a bear. A king of this region murdered his son Nyctimus and became the first (*) werewolf. In the Metamorphoses, Zeus decides to flood the world because this region's king, Lycaon, serves him human flesh. Its most famous resident made a set of pipes out of the transformed nymph Syrinx. For 10 points, name this mountainous region of the Peloponnese home to Pan, a creepily violent place usually depicted as a pastoral utopia.
According to Plato and Pausanias, this was the only region of Greece that practiced human sacrifice, specifically at a temple of Zeus in the mountains.
Arcadia