Mansion House, Dublin 5.39

The Mansion House on Dawson Street, Dublin, has been the official residence of the Lord Mayor of Dublin since 1715.FeaturesThe Mansion House's most famous features include the "Round Room", where the First Dáil assembled on 21 January 1919 to proclaim the Irish Declaration of Independence. On 21 January 1969 a special fiftieth anniversary joint session of Dáil Éireann and Seanad Éireann assembled there and was addressed by the then President of Ireland, Éamon de Valera.Externally, the distinctive metal portico over the main door was erected for the visit of Queen Victoria in 1900.Visitors and occupantsIts most famous occupants included Lord Mayors: Daniel O'Connell, nineteenth century nationalist leader Alfie Byrne (1930s), longest serving Lord Mayor in the 800-year history of the office Jim Mitchell (1976–77), the youngest Lord Mayor of Dublin, aged 29, in the history of the office Famous visitors to the mayoral residence include: Prince Rainier III and Princess Grace of Monaco Pope John Paul II Queen Victoria Mother Teresa Nelson Mandela