The National Library of Ireland (NLI; Irish: Leabharlann Náisiúnta na hÉireann) is the Republic of Ireland's national library located in Dublin, in a building designed by Thomas Newenham Deane. The mission of the National Library of Ireland is 'To collect, preserve, promote and make accessible the documentary and intellectual record of the life of Ireland and to contribute to the provision of access to the larger universe of recorded knowledge.' The main library building is on Kildare Street, adjacent to Leinster House and the archaeology section of the National Museum of Ireland.