Vouliagmeni serene lagoon situated 16 km. northwest of Loutraki and created by tafroeidi egkatakrimnisi soil. Its length is 2 km. and width up to 1 km., while the depth is estimated to 40m. Joined to the sea by a canal width 6m.
Formerly called Eschatiotis (= last, last on the peninsula) or Gorgopis, named after the mother of Megara, which was drowned in its waters.
No trace not maintained today by the ancient Megaritiki Aigeiros state, which was built in the north of the lake. 30 meters west of the canal that connects the lake with the Corinthian Gulf archaeologist J. M. Fossey discovered a settlement of the EH I period.
To the northwest also came to light a settlement of the EH II and 300 meters excavated one ossuaries from the same period, which contained 10 dead and about 500 vases. Various scattered potsherds indicate that the 3rd and 2nd millennium BC lived in the area scattered families who are involved in agriculture and fishing.