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 The rebels had established strong outposts in the area, occupying numerous small buildings and barricading the streets. From Thursday to Saturday, the British made repeated attempts to take the area, in what was some of the fiercest fighting of the Rising. As the troops moved in, the rebels continually opened fire from windows and behind chimneys and barricades. At one point, a platoon led by Major Sheppard made a bayonet charge on one of the barricades, but was cut down by rebel fire. The British employed machine guns and attempted to avoid direct fire by using makeshift armoured trucks, and