Aer Lingus Vacation Store "Irish Spring" Special: Six-Night Emerald Luxury Package From $799 Includes Stay at Ritz Carlton Powerscourt NEW YORK, NY--(Marketwire - March 13, 2008) - Just in time for St. Patrick's Day, the Aer Lingus Vacation Store, the vacation expert to Ireland, invites travellers to experience springtime in the...