Sanctuary of Zeus Polieus

The Sanctuary of Zeus Polieus was a walled open-air sanctuary dedicated to Zeus Polieus (city protector) around 500 BC on the Acropolis of Athens, sited to the Erechtheion's east. Although no foundations have been uncovered, its trapezoidal layout and numerous entrances are inferred from rock-cuttings on the Acropolis. The sanctuary's eastern section is believed to have accommodated the oxen used in the annual Bouphonia ceremony. The main entrance was adorned with a pediment.
Pausanias described the Homarium at Aegium in the 2nd century: