Northern Ireland Titanic Belfast. Harland & Wolff Shipyards. Northern Ireland Belfast City Hall Guildhall in Derry, Northern Ireland Carrick-a-Rede Belfast Castle Cannon’s along the City Walls of Derry The Peace Bridge in Derry Giants Causeway Demesne Architecture The Cathedral Quarter in Belfast Magnificent Causeway Coast The Cathedral Quarter, Belfast Hezlett House Co. Derry, Northern Ireland