For all cities with a population greater than one hundred thousand, Riga is closest to Šiauliai and farthest from Dunedin. The closest foreign city is Šiauliai and the farthest domestic city is Daugavpils. See below for the top 5 closest and farthest cities (domestically, internationally and by continent) and to see which cities, if any, Riga is the closest and farthest to. Filter to include all cities over 100k, 500k or 1 million in population.