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
Easter Rising Belfast and other towns celebrating the actions of Pearse and his comrades, and annual parades in remembrance of the Rising. The Irish government, however, discontinued its annual parade in Dublin in the early 1970s, and in 1976 it took the unprecedented step of proscribing (under the Offences against the State Act) a 1916 commemoration ceremony at the GPO organised by Sinn Féin and the Republican commemoration Committee. A Labour Party TD, David Thornley, embarrassed the government (of which Labour was a member) by appearing on the platform at the ceremony, along with Máire Comerford, who had fought in the Rising,