Dunluce Castle, County Antrim, Northern Ireland photo via gina' Ruined medieval castle in Northern Ireland, Built in Late Middle Ages & century. Surrounded by extremely steep drops on either side. In the century Richard Óg de Burgh, Earl o
St Patrick’s Well, located just outside Clonmel, near Marfield Village. This popular site features one of Ireland’s largest holy wells, which flows into a pool with an interesting early-Christian, Celtic-style cross at its center.
Trinity College Library (the 'Long Room'), Dublin. There has been a library at the College ever since it was founded (in but the Long Room was not begun until Completed in it is the largest library in Ireland, containing books.