Architecture of Dublin City & Lost Buildings of Ireland See Also 1821DublinRichard Morrison (1767 - 1849)triumphal arches Random Building 1867 – St. Peter’s Church of Ireland, Aungier Street, Dublin 1821 – Royal Triumphal Arch, O’Connell St., Dublin Home / Buildings / Buildings of Ireland / Lost Buildings of Ireland / 1821 – Royal Triumphal Arch, O’Connell St., Dublin Architect: Sir Richard Morrison A temporary triumphal arch created to welcome King George IV into Dublin. Constructed in thirty hours at the top of the what was then known as Sackville Street. Share this:TwitterFacebookMastodonRedditPrint Related! Related!