Phelloe
Greece
Phelloe was a fortified town and polis (city-state) of ancient Achaea, 40 stadia from Aegeira, through the mountains. According to the geographer Pausanias, it abounded in springs of water. Its site is tentatively located near the modern Zacholi/Seliana.
Archaeological site data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).