The ruins of the ancient Greek city on the southern outskirts. Parutyne on the bank of Bug estuary. Olbia Pontian was one of the four largest ancient city in the northern Black Sea coast, having existed for millennia - from the VI. BC to the IV. BC Was founded by settlers from the city of Miletus, a transit point for that was about. Borisfen (Berezan). Mentioned in Herodotus 'History'. Highest peak reached in the Hellenistic period (up to I century AD.), Was then a Roman province until it disappeared under the onslaught of the Huns. Found the main altar (temenos), the central square (agora), the foundations of temples and houses, tombs of noble people, the fragments of the citadel, fortified walls and gates, roads, etc. In 1926, the area declared a national reserve. Now it is a National Historical and Archaeological Reserve Olbia. Inside the old lighthouse is a museum.