Ireland is an island.
Ireland . The island 's geography comprises relatively low-lying mountains surrounding a central plain , with several navigable rivers extending inland . Northern Ireland ( Tuaisceart Éireann [ ˈt̪ˠuəʃcəɾˠt̪ˠ ˈeːɾʲən̪ˠ ] ; Ulster-Scots : Norlin Airlann ) is a country of the United Kingdom located in the north-east of the island of Ireland .