TEXT: This undated photo from the Powerscourt Estate shows the gardens and grounds of the estate in Enniskerry, County Wicklow, Ireland, with the Wicklow Mountains in the background. The Powerscourt Estate and other great houses, castles and gardens in Ireland are hosting events connected to The Gathering, a yearlong nationwide event inviting Irish emigrants and their descendants home to celebrate their heritage. Powerscourt recently hosted a talk by a genealogist to help visitors track their �Wicklow roots.� (AP Photo/Powerscourt Estate)