Where is Clontarf Castle?

Clontarf Castle - 3Arena Clontarf Castle - Belfast Clontarf Castle - Blarney Castle Clontarf Castle - Bonnington Hotel & Leisure Centre, Dublin Clontarf Castle - Christ Church Cathedral Clontarf Castle - Cork Clontarf Castle - Convention Centre Dublin Clontarf Castle - Cliffs of Moher Clontarf Castle - Drogheda Clontarf Castle - Dublin Airport Clontarf Castle - Dublin Arran Quay Smithfield & Jameson Distillery Clontarf Castle - Dublin Castle Clontarf Castle - Dublin Connolly Clontarf Castle - Dublin Terminal 1 Clontarf Castle - Dublin Pearse Clontarf Castle - Galway Clontarf Castle - Glendalough Clontarf Castle - Grafton Street Clontarf Castle - Gresham Hotel Clontarf Castle - Guinness Storehouse Clontarf Castle - Heuston Clontarf Castle - Howth Clontarf Castle - Kilkenny Clontarf Castle - Killester Clontarf Castle - Killarney Clontarf Castle - Kilmainham Gaol Clontarf Castle - Limerick Clontarf Castle - Malahide Clontarf Castle - Malahide Castle Clontarf Castle - O Connell Street Clontarf Castle - Rock of Cashel Clontarf Castle - Newgrange Clontarf Castle - Old Jameson Distillery Clontarf Castle - RDS Arena Clontarf Castle - St Patrick's Cathedral Clontarf Castle - Saint Anne’s Park Clontarf Castle - St. Stephen's Green Clontarf Castle - The Custom House Clontarf Castle - Temple Bar Hotel, Dublin Clontarf Castle - Temple Bar Clontarf Castle - The Brazen Head Clontarf Castle - The Dunraven, Adare Clontarf Castle - Trinity College Clontarf Castle - Waterford Clontarf Castle - Zoo Dublin