Dublin Castle Ireland (1800–1922). After the signing of the Anglo-Irish Treaty in December 1921, the complex was ceremonially handed over to the newly formed Provisional Government led by Michael Collins. It now hosts the inauguration of each President of Ireland, and various State receptions. The castle was built by the dark pool ("Dubh Linn") which gave Dublin its name. This pool lies on the lower course of the River Poddle before its confluence with the River Liffey; when the castle was built, the Liffey was much wider, and the castle was effectively defended by both rivers. The Poddle today runs under the
Beaumont, Dublin Beaumont, Dublin Beaumont is a northside suburb of Dublin city, Ireland, bordered by Donnycarney, Santry and Artane. It lies within the postal district of Dublin 9. The name is derived from the French for "beautiful mount" as the parish is located atop an ascent from Fairview and inspired by its clean air and views across Dublin to the Wicklow Mountains. The name was apparently given by Olivia Whitemore and Arthur Guinness in 1764, as they made their new family home in Beaumont House, a protected structure and can be visited today. Beaumont was originally a farm in the Civil Parish