The Queen Visits Trinity College in Dublin

Trinity College provost John Hegarty (R) looks on while Britain's Queen Elizabeth II (C) listens to the story of the traditional Irish harp, from harpist Siobhan Armstrong (L) during a tour at Trinity College in Dublin on May 17, 2011. Queen Elizabeth II laid a wreath on May 17 to remember the victims of Ireland's struggle for independence from Britain in a landmark gesture on the first visit of a British monarch to the Irish Republic. Getty Images

Queen Elizabeth Visits Garden of Remembrance

Britain's Queen Elizabeth II is pictured after laying a wreath in the Garden of Remembrance in Dublin, on May 17, 2011, on the first day of her four-day visit to Ireland. Queen Elizabeth II arrived in Dublin Tuesday for the first trip by a British monarch to the Irish Republic as the discovery of a bomb near the capital underscored the threat from republican hardliners. Getty Images