Find Out About Dublin’s Historic Buildings Learn about the historic buildings run by Dublin City Council and the city's conservation lists. DCC Menu City Hall Learn about history, art and events at Dublin's City Hall. The Mansion House Find out about the residence of the Lord Mayor of Dublin Richmond Barracks Richmond Barracks is a building of historical importance located in Inchicore. It is home to a library, garden and Culture Connects, a programme of cultural workshops and events. 14 Henrietta Street Originally built in the 1740s, 14 Henrietta Street is now a social history museum of Dublin life. It tells the story of one building’s Georgian beginnings to its tenement times. Find out more. Dublin Fire Brigade Training Centre - The O'Brien Institute Learn about Dublin Fire Brigade's training centre, which has rooms available for hire. Architectural Conservation Areas Information on Architectural Conservation Areas (ACA). Dublin City’s Record of Protected Structures The Record of Protected Structures lists all protected structures and buildings in Dublin.