His map shows two Celtic royal capitals called "Regia": one in the Ulster area of Eamain Macha (present-day Armagh ... in County Galway, which would be in keeping with Ptolemy's map of Ireland.

Northern Ireland has six counties: Antrim, Down, Derry, Fermanagh, Tyrone and Armagh. Northern Ireland ... Legally, the city and county are called Londonderry, however, the local government ...