Tourism in the Republic of Ireland on were built by them. As Dublin Airport is located just outside the city, most international visitors to Ireland begin their stay here. Among the main attractions in Dublin are Dublin Castle, the seat of British rule in Ireland until 1922, Phoenix Park, one of the largest inner city parks in the world, The General Post Office, one of Ireland's most famous buildings due to the 1916 Easter rising, Kilmainham Gaol, a former prison turned museum that held and executed the rebels of the 1916 Rising and Trinity College, where the Book of Kells and the Book of Durrow are
Centenary of the Easter Rising Easter Rising centenary parade occurred in Dublin city on Easter Day, 27 March. It was shown live on RTÉ and attended by such dignitaries as President Michael D. Higgins, First Lady Sabina Coyne, Acting Taoiseach Enda Kenny, his wife, the Garda Commissioner Nóirín O'Sullivan, Ceann Comhairle Seán Ó Fearghaíl, former Presidents Mary Robinson and Mary McAleese, former Taoisigh Bertie Ahern (accompanied by his brother Noel Ahern), Brian Cowen and Liam Cosgrave, Fianna Fáil leader Micheál Martin and Martin McGuinness (representing the Office of the First Minister and deputy First Minister). On Easter Monday (28 March), President Higgins and Acting Taoiseach