Source Data Reference for:

City = Constanta
Time = -500

City Year Size Size Comment Year Comment Author Title Location
Constanta-6507th c BCJan Lahmeyerhttp://www.populstat.info/n/a
Constanta-5506th c BCn/ahttp://en.wikipedia.org/wiki/List_of_cities_by_time_of_continuous_habitationeng 2013