National Monuments

Cloncha Church, Culdaff. co.Donegal – built c.1600 on ancient site

This National Monument is Cloncha Church located near the village of Culdaff. This location is one of the most important early Christian sites in Ireland and from the sixth century onwards, it was favoured by [...]

King John’s Castle, Carlingford. co.Louth – c.1200

King John's Castle is a national monument and can be found in the beautiful village of Carlingford. It was allegedly built for King John of England in 1200 however recent research suggests that it may [...]

The Tall Cross, Monasterboice. co.Louth – c.9th a.d (Mainistir Bhuithe-‘The Monastery of Buithe’)

This beautifully carved cross is located in the grounds of Monasterboice in county Louth. It is the tallest cross Ireland standing high at 21 feet and is dated to the 9th century. High Crosses are [...]

St Laurence’s Gate, Drogheda. co.Louth c.1280

This interesting structure was built in 1280 just outside the original walls of Drogheda to add extra protection for the town. It is described as a 'barbican' and is regarded as the finest example in [...]

The Round Tower, Monasterboice. co.Louth – c.10th a.d (Mainistir Bhuithe-‘The Monastery of Buithe’)

This national monument is Monasterboice Round Tower. The name is derived from St Bhuithe who founded Monasterboice in the early 500's. The 92ft tower is missing it's conical roof and pokes up above the surrounding [...]

Dunluce Castle, Bushmills. co.Antrim – built c.16th & 17th centuries

Click edit button to change this text. The stunning ruins of Dunluce Castle is used extensively to market Northern Ireland as a holiday destination. It is located on the north Antrim coast on top [...]

Carrickfergus Castle, Carrickfergus. co.Antrim – 1177

This castle is one of the best preserved medieval structures in the whole of Ireland. It was built by the Norman conqueror John de Courcy in 1177 who was then ousted in 1204 by another [...]

Carlow Castle, Carlow Town. co.Carlow – c.1180

Carlow Castle was at one time one of the finest Norman castles in the country. It was built around 1213 by William Marshall on the site of an even earlier Norman Motte and Bailey fort built [...]

Clondalkin Round Tower, Clondalkin Village. co.Dublin – c.9th century a.d

This beautiful round tower is built on the site of a monastery founded by St Mochua in the 7th century. It is one of only four remaining in County Dublin, the others are located in [...]

St Doulagh’s Church, Cross and Baptistry, Balgriffin. co.Dublin – c.12th century a.d

St Doulagh's Church is Ireland's oldest stone-roofed church that is still in use today. The complex also comprises of a stone pool-house and an octagonal structure which is also Ireland's only surviving standalone baptistry. The [...]

St Mary’s Abbey, Howth. co.Dublin – c.14th century a.d

The beautiful village of Howth is located in north county Dublin. The area has strong Viking connections and it's name is derived from the old Norse name for 'Head'. King Sitric, the Norse Viking King [...]

Burt Castle, Burt. co.Donegal – c.1580

Burt Castle was built around 1560 - 1580 and and would have originally been located on an island surrounded by marshland. This was just one of a network of castles built around Inishowen by the [...]

St Mary’s Church, Gowran. co.Kilkenny – founded 1280

This national monument is St Mary's Church located in the village of Gowran, co. Kilkenny. The church consists of a nave with an aisle and a long chancel and was served by a college of [...]

Dunbrody Abbey, Campile. co.Wexford – founded 1170

Dunbrody Abbey was a former Cistercian monastery founded in 1170. It was built  on the instructions of Herve de Montmorency (Strongbow's uncle), after the Norman invasion of Ireland and was completed in c.1220. This is [...]

Enniscorthy Castle, Enniscorthy Town. co.Wexford – 1190

Enniscorthy Castle has had a turbulent history and was fought over by the Normans, the English and the Irish. It was built in 1190 by the Norman De Prendergasts who lived here for 300 years. [...]

St Macculin’s Church, Lusk. co.Dublin – c.9th Round Tower c.15th Keep. c.19th Church

This interesting building is comprised of a 9th century round tower, a 15th century defensive tower and a 19th century church. The village of Lusk derives its name from an Irish word 'lusca' which means [...]

Harry Avery’s Castle, Newtownstewart. co.Derry – c.1350

These are the remains of Harry Avery's Castle built around c.1350 and is located near the town of Newtownstewart in co. Tyrone. It is named after Harry Avery O'Neill, a local chieftain belonging to the [...]

Punchestown Long Stone, Punchestown. co.Kildare – 2000 b.c > 500 b.c

This national monument is the impressive Punchestown Longstone. It is the tallest and one of the most graceful examples in Ireland standing at 22 feet high. It is difficult to establish the age of standing [...]

Conolly’s Folly, Celbridge. co.Kildare – 1741

This strange looking structure is called 'Conolly's Folly' and stands 140 feet high. It is composed of several arches and is adorned by stone pineapples and eagles and is topped by a massive obelisk pillar. [...]

Aughnanure Castle, Oughterard. co.Galway – c.1490

This national monument is one of the best and grandest fortified tower houses in the country and is one of over 200 built in county Galway alone. It has 6 floors including a banqueting hall and [...]

Ballykeel Dolmen, Camlouth. co.Armagh – c.4000 b.c > 2500 b.c

The Ballykeel portal tomb, locally known as 'The Hag's Chair' is a beautiful example of a tri-pod dolmen and dates from between 4000 and 2500 b.c. When it was excavated in 1963, plain and decorated [...]

Mellifont Abbey, Tullyallen. co.Louth – 1142 (An Mhainistir Mhór -‘The Big Abbey’)

Mellifont Abbey was founded by St Malachy in 1142 and was the first and most important of Ireland's 35 Cistercian abbeys. The term Cistercian derives from Cistercium, the Latin name for the village of Cîteaux, [...]

Proleek Dolmen. Ballymascanlon. co.Louth c.4000>3000 b.c

This is the beautiful and graceful Proleek Dolmen located on the legendary Cooley Peninsula in co. Louth. It is one of the finest examples in Ireland and dates from between 4000 to 3000 bc. They [...]

Kilgobbin Cross, Stepaside. co.Dublin – 10th century a.d

This national monument is Kilgobbin Cross located in Stepaside village. It was found in 1800 when a wall for the nearby graveyard was being built. It stands over 8 feet tall and can be estimated [...]

Ballyedmunduff Wedge Tomb, Ballyedmunduff. co.Dublin – c.1700 b.c

Ballyedmunduff Wedge Tomb is a national monument and is considered to be one of the finest examples in Ireland. It was constructed during the bronze age and like many other wedge tombs is locally known [...]

Jerpoint Abbey, Thomastown. co.Kilkenny – founded 1180

Jerpoint Abbey has been a national monument since 1880. It is located just outside the beautiful village of Thomastown in co. Kilkenny and was built in 1180 as a Cistercian Abbey by the King of [...]

Brownshill Portal Tomb, Hacketstown Road. co.Carlow c.4000>3000 b.c

This national monument is the Brownshill Portal Tomb. It is not only the largest example in Ireland but also in Europe with a capstone weighing in at an impressive 150 tonnes! Portal tombs are so [...]

Muiredach’s High Cross, Monasterboice. co.Louth – c.9-10th a.d

This national monument is the wonderful Muiredach's High Cross. It is regarded as the most beautiful Celtic cross in the World and Ireland's greatest contribution to European sculpture. It stands 18 feet tall and is [...]

The Round Tower, Glendalough. co.Wicklow – c.10th century a.d (Gleann dá Loch-‘Valley of Two Lakes’)

The Round Tower at Glendalough stands 100 feet high and is one of Ireland's most iconic buildings. Round towers were mainly built between the 9th and 12th centuries and only 3 exist beyond our borders [...]

Grainan of Aileach, Burt. co.Donegal site -c.1700 b.c Ring Fort c.500 a.d (‘Stone Palace of the Sun’)

Grainan of Aileach sits on a hilltop 800 feet above sea level and is one of Ireland's most stunning locations. Its name is believed to translate to 'the stone palace with the sunny view' [...]

Beltany Stone Circle, Raphoe. co.Donegal c.1400 b.c > 800 b.c

This national monument is one of the largest and earliest stone circles in Ireland with a diameter of 145 feet. It originally comprised of 80 upright stones of which 64 still stand and probably dates [...]

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