Answer: town of Macedonia at the river Strymon, 10 km away from Efkarpia, Serron and six from the mediterranean sea. Known from antiquity, mentioned by Herodotus, said Amfipolis because it was half in the water and half on earth – they say – (in fact: town of both, or double town), main commercial exchange town between Russia and Persia or Greece at those times, delt mostly with furs. Due to the near standing gold mines of great strategical interest. Served as passing by point for the persian army during the persian wars. Mentioned by Thucydides in the Peloponasian wars, as one famous battle took place there – one famous general was buried there, too. From the old town there are only some walls and towers left.