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