| Dublin Castle - Bermingham Tower | Dublin Castle,
Dublin,
Republic of Ireland |
| Carrickfergus Castle | Carrickfergus, Co Antrim, Northern Ireland |
| Jordan's Castle | Ardglass, Co Down, Northern Ireland |
| Hillsborough Fort | Hillsborough,
Co Down,
Northern Ireland |
| Mountjoy Castle | Magheralamfield,
Co Tyrone,
Northern Ireland |
| Mountjoy Fort | Co Tyrone, Northern Ireland |
| Patterson's Spade Mill | Carnanee Road, Templepatrick, Co Antrim, Northern Ireland |
| Downhill | Co Londonderry, Northern Ireland |
| Castle Ward | Co Down, Northern Ireland |
| Donaghmore Round Tower | Navan,
Co Meath,
Republic of Ireland |