Seuthopolis

Seuthopolis (Ancient Greek: Σευθόπολις) was an ancient hellenistic-type^[1] city founded^[2] by the Thracian king Seuthes III between 325–315 BC which was the capital of the Odrysian kingdom.^[3]

Its ruins are now located at the bottom of the Koprinka Reservoir near Kazanlak, Stara Zagora Province, in central Bulgaria.

Several kilometres north of the city is the Valley of the Thracian Rulers where many magnificent royal tombs are located.

^ Europe Between the Oceans: 9000 BC – AD 1000 by Barry W. Cunliffe, 2008,page 331,""... The most sophisticated was the capital, Seuthopolis, founded by the Odrysian king Seuthes III in c.32o BC. The town was laid out entirely in the style of a Hellenistic city...""
^ A History of the Hellenistic World: 323 - 30 BC R. Malcolm Errington, 2008,"...in founding a city which he named after himself, Seuthopolis (SEG 42, 661). ..."
^ An Inventory of Archaic and Classical Poleis: An Investigation Conducted by The Copenhagen Polis Centre for the Danish National Research Foundation by Mogens Herman Hansen,2005,page 1336,"Seuthopolis founded c.325-315"