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
First Day of the Easter Rising Markievicz (Countess Markievicz), occupied St. Stephen's Green, digging trenches and commandeering vehicles to build barricades. They took several buildings, including the Royal College of Surgeons, but did not make an attempt on the Shelbourne Hotel, a tall building overlooking the park. Daly's men, erecting barricades at the Four Courts, were the first to see action. A troop of the 5th and 12th Lancers, part of the 6th Cavalry Reserve Regiment, was escorting an ammunition convoy along the north Quays when it came under fire from the rebels. Unable to break through, they took refuge in nearby buildings. The headquarters battalion,