Segontium ( owl, Cair Segeint) is a Roman fort on the outskirts of

Caernarfon Caernarfon (; ) is a royal town, community and port in Gwynedd, Wales, with a population of 9,852 (with Caeathro). It lies along the A487 road, on the eastern shore of the Menai Strait, opposite the Isle of Anglesey. The city of Bangor is ...

Gwynedd Gwynedd (; ) is a county and preserved county (latter with differing boundaries; includes the Isle of Anglesey) in the north-west of Wales. It shares borders with Powys, Conwy County Borough, Denbighshire, Anglesey over the Menai Strait, and C ...

North Wales , area_land_km2 = 6,172 , postal_code_type = Postcode , postal_code = LL, CH, SY , image_map1 = Wales North Wales locator map.svg , map_caption1 = Six principal areas of Wales common ...

. The fort, which survived until the end of the

Roman occupation of Britain Roman Britain was the period in classical antiquity when large parts of the island of Great Britain were under occupation by the Roman Empire. The occupation lasted from AD 43 to AD 410. During that time, the territory conquered was ...

, was garrisoned by

Roman auxiliaries The (, lit. "auxiliaries") were introduced as non-citizen troops attached to the citizen legions by Augustus after his reorganisation of the Imperial Roman army from 30 BC. By the 2nd century, the Auxilia contained the same number of inf ...

from present-day

Belgium Belgium, ; french: Belgique ; german: Belgien officially the Kingdom of Belgium, is a country in Northwestern Europe. The country is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeast, France to th ...

and

Germany Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...

. It was the most important military base and administrative centre in this part of Britain.

Etymology

The fort probably takes its name either directly from the

Afon Seiont Afon Seiont (Welsh, meaning ''River Seiont'' in English) is a river in Gwynedd, Wales which runs into the Menai Strait. Its source is the outflow of Llyn Padarn near Llanberis, and it flows out in a generally northwest direction. Between th ...

or from a pre-existing

British British may refer to: Peoples, culture, and language * British people, nationals or natives of the United Kingdom, British Overseas Territories, and Crown Dependencies. ** Britishness, the British identity and common culture * British English, ...

settlement itself named for the river. The name is a Latinised form of the Brythonic language *seg-ontio, which may be translated as "strong place". There is no evidence that the fort is connected to the

Segontiaci The Segontiaci were a tribe of Iron Age Britain in the first century BCE. They are known only from a brief mention in the writings of Julius Caesar. They may have been one of the four tribes of Kent, represented in Caesar by references to the "fou ...

, a

tribe The term tribe is used in many different contexts to refer to a category of human social group. The predominant worldwide usage of the term in English language, English is in the discipline of anthropology. This definition is contested, in p ...

noted by

Julius Caesar Gaius Julius Caesar (; ; 12 July 100 BC – 15 March 44 BC), was a Roman general and statesman. A member of the First Triumvirate, Caesar led the Roman armies in the Gallic Wars before defeating his political rival Pompey in a civil war, and ...

History

Roman

Segontium was founded by

Agricola Agricola, the Latin word for farmer, may also refer to: People Cognomen or given name :''In chronological order'' * Gnaeus Julius Agricola (40–93), Roman governor of Britannia (AD 77–85) * Sextus Calpurnius Agricola, Roman governor of the mid ...

in AD 77 or 78 after he had conquered the Ordovices in

North Wales , area_land_km2 = 6,172 , postal_code_type = Postcode , postal_code = LL, CH, SY , image_map1 = Wales North Wales locator map.svg , map_caption1 = Six principal areas of Wales common ...

. It was the main Roman fort in the north of

Roman Wales The Roman era in the area of modern Wales began in 48 AD, with a military invasion by the imperial governor of Roman Britain. The conquest was completed by 78 AD, and Roman rule endured until the region was abandoned in 383 AD. The Roman Emp ...

and was designed to hold about a thousand

auxiliary Auxiliary may refer to: * A backup site or system In language * Auxiliary language (disambiguation) * Auxiliary verb In military and law enforcement * Auxiliary police * Auxiliaries, civilians or quasi-military personnel who provide support of ...

infantry. It was connected by a

Roman road Roman roads ( la, viae Romanae ; singular: ; meaning "Roman way") were physical infrastructure vital to the maintenance and development of the Roman state, and were built from about 300 BC through the expansion and consolidation of the Roman Re ...

to the

Roman legion The Roman legion ( la, legiō, ) was the largest military unit of the Roman army, composed of 5,200 infantry and 300 equites (cavalry) in the period of the Roman Republic (509 BC–27 BC) and of 5,600 infantry and 200 auxilia in the period of ...

ary base at

Chester Chester is a cathedral city and the county town of Cheshire, England. It is located on the River Dee, close to the English–Welsh border. With a population of 79,645 in 2011,"2011 Census results: People and Population Profile: Chester Loca ...

Deva Victrix Deva Victrix, or simply Deva, was a legionary fortress and town in the Roman province of Britannia on the site of the modern city of Chester. The fortress was built by the Legio II ''Adiutrix'' in the 70s AD as the Roman army advanced north ag ...

. Unlike the medieval Caernarfon Castle that was built alongside the Seiont estuary more than a thousand years later, Segontium was situated on higher ground to the east giving a good view of the

Menai Strait The Menai Strait ( cy, Afon Menai, the "river Menai") is a narrow stretch of shallow tidal water about long, which separates the island of Anglesey from the mainland of Wales. It varies in width from from Fort Belan to Abermenai Point to from ...

s. The original timber defences were rebuilt in stone in the first half of the 2nd century. In the same period, a large courtyard house (with its own small bathhouse) was built within the fort. The high-status building may have been the residence of an important official who was possibly in charge of regional mineral extraction. Archaeological research shows that, by the year 120, there had been a reduction in the military numbers at the fort. An inscription on an aqueduct from the time of the Emperor

Septimius Severus Lucius Septimius Severus (; 11 April 145 – 4 February 211) was Roman emperor from 193 to 211. He was born in Leptis Magna (present-day Al-Khums, Libya) in the Roman province of Africa (Roman province), Africa. As a young man he advanced thro ...

indicates that, by the 3rd century, Segontium was garrisoned by 500 men from the ''Cohors I Sunicorum'', which would have originally been levied among the ''Sunici'' of

Gallia Belgica Gallia Belgica ("Belgic Gaul") was a province of the Roman Empire located in the north-eastern part of Roman Gaul, in what is today primarily northern France, Belgium, and Luxembourg, along with parts of the Netherlands and Germany. In 50 BC, af ...

. The size of the fort continued to reduce through the 3rd and 4th centuries. At this time Segontium's main role was the defence of the north Wales coast against Irish raiders and pirates. Coins found at Segontium show the fort was still occupied until at least 394.

Medieval

Segontium is generally considered to have been listed among the 28

cities A city is a human settlement of notable size.Goodall, B. (1987) ''The Penguin Dictionary of Human Geography''. London: Penguin.Kuper, A. and Kuper, J., eds (1996) ''The Social Science Encyclopedia''. 2nd edition. London: Routledge. It can be def ...

Britain Britain most often refers to: * The United Kingdom, a sovereign state in Europe comprising the island of Great Britain, the north-eastern part of the island of Ireland and many smaller islands * Great Britain, the largest island in the United King ...

listed in the ''

History of the Britons ''The History of the Britons'' ( la, Historia Brittonum) is a purported history of the indigenous British ( Brittonic) people that was written around 828 and survives in numerous recensions that date from after the 11th century. The ''Historia Br ...

'' traditionally ascribed to

Nennius Nennius – or Nemnius or Nemnivus – was a Welsh monk of the 9th century. He has traditionally been attributed with the authorship of the ''Historia Brittonum'', based on the prologue affixed to that work. This attribution is widely considered ...

().

Theodor Mommsen Christian Matthias Theodor Mommsen (; 30 November 1817 – 1 November 1903) was a German classical scholar, historian, jurist, journalist, politician and archaeologist. He is widely regarded as one of the greatest classicists of the 19th cent ...

(). ''Historia Brittonum'', VI. Composed after AD 830. Hosted at Latin Wikisource. either as Ford, David Nash.
The 28 Cities of Britain
at Britannia. 2000. or .Newman, John Henry & al
p. 92.">''Lives of the English Saints: St. German, Bishop of Auxerre'', Ch. X: "Britain in 429, A. D.", p. 92.
James Toovey (London), 1844.

Bishop Ussher James Ussher (or Usher; 4 January 1581 – 21 March 1656) was the Church of Ireland Archbishop of Armagh and Primate of All Ireland between 1625 and 1656. He was a prolific scholar and church leader, who today is most famous for his ident ...

cites another passage in Nennius:On page 20 of Stevenson's 1838 edition of Nennius's works. "Here, says Nennius, Constantius the

Emperor An emperor (from la, imperator, via fro, empereor) is a monarch, and usually the sovereignty, sovereign ruler of an empire or another type of imperial realm. Empress, the female equivalent, may indicate an emperor's wife (empress consort), ...

(the father probably of

Constantine the Great Constantine I ( , ; la, Flavius Valerius Constantinus, ; ; 27 February 22 May 337), also known as Constantine the Great, was Roman emperor from AD 306 to 337, the first one to Constantine the Great and Christianity, convert to Christiani ...

) died; that is, near the town of Cair Segeint, or Custoient, in Carnarvonshire". Nennius stated that the emperor's inscribed tomb was still present in his day. Constantius Chlorus actually died at

York York is a cathedral city with Roman origins, sited at the confluence of the rivers Ouse and Foss in North Yorkshire, England. It is the historic county town of Yorkshire. The city has many historic buildings and other structures, such as a ...

; the Welsh monument might be for Constantine who was the son of

Saint Elen Saint Elen ( cy, Elen Luyddog, lit. "Helen of the Hosts"), often anglicized as Helen, was a late 4th-century founder of churches in Wales. Traditionally, she is said to have been a daughter of the Romano-British ruler Octavius / Eudaf Hen ( ...

, the supposed patron of the

Sarn Helen Sarn Helen refers to several stretches of Roman road in Wales. The route, which follows a meandering course through central Wales, connects Aberconwy in the north with Carmarthen in the west. Despite its length, academic debate continues as t ...

. In the 11th century, the

Normans The Normans (Norman language, Norman: ''Normaunds''; french: Normands; la, Nortmanni/Normanni) were a population arising in the medieval Duchy of Normandy from the intermingling between Norsemen, Norse Viking settlers and indigenous West Fran ...

built a

motte A motte-and-bailey castle is a European fortification with a wooden or stone keep situated on a raised area of ground called a motte, accompanied by a walled courtyard, or bailey, surrounded by a protective ditch and palisade. Relatively easy to ...

nearby, whose settlement formed the nucleus of present-day

. Following the 13th-century

Edwardian conquest The conquest of Wales by Edward I took place between 1277 and 1283. It is sometimes referred to as the Edwardian Conquest of Wales,Examples of historians using the term include Professor J. E. Lloyd, regarded as the founder of the modern academi ...

, the earlier work was replaced by Caernarfon Castle.

Present day

Although the A4085 to

Beddgelert Beddgelert () is a village and community in the Snowdonia area of Gwynedd, Wales. The population of the community taken at the 2011 census was 455, and includes Nantmor and Nant Gwynant. It is reputed to be named after the legendary hound ...

cuts through the site, most of the fort's foundations are preserved. Guidebooks can be bought from other Cadw sites, including Caernarfon Castle. The remains of a civilian settlement together with a

Roman temple Ancient Roman temples were among the most important buildings in Roman culture, and some of the richest buildings in Roman architecture, though only a few survive in any sort of complete state. Today they remain "the most obvious symbol of Ro ...

Mithras Mithraism, also known as the Mithraic mysteries or the Cult of Mithras, was a Roman mystery religion centered on the god Mithras. Although inspired by Iranian worship of the Zoroastrian divinity (''yazata'') Mithra, the Roman Mithras is linke ...

, the

Caernarfon Mithraeum The Caernarfon Mithraeum is a Mithraic temple or Mithraeum. It was located 137 meters north-east of the Roman castram of Segontium on the outskirts of modern Caernarfon in Gwynedd, Wales. The remains were discovered by accident on 2 April ...

, and a cemetery have been also identified around the fort.

Mythology and fiction

Segontium is referenced in the prose of the ''

Mabinogion The ''Mabinogion'' () are the earliest Welsh prose stories, and belong to the Matter of Britain. The stories were compiled in Middle Welsh in the 12th–13th centuries from earlier oral traditions. There are two main source manuscripts, create ...

'', a collection of early medieval Welsh prose first collated in the 1350s. In '' Breuddwyd Macsen Wledig'' ("The dream of

Macsen Wledig Magnus Maximus (; cy, Macsen Wledig ; died 8 August 388) was Roman emperor of the Western Roman Empire from 383 to 388. He usurped the throne from emperor Gratian in 383 through negotiation with emperor Theodosius I. He was made emperor in B ...

")—one of its Four Independent Tales—Macsen (identified with the

Magnus Maximus Magnus Maximus (; cy, Macsen Wledig ; died 8 August 388) was Roman emperor of the Western Roman Empire from 383 to 388. He usurped the throne from emperor Gratian in 383 through negotiation with emperor Theodosius I. He was made emperor in B ...

) dreams of a beautiful woman (

) who turns out to be at "the fort at the mouth of the Seiont". Wallace Breem's novel '' Eagle in the Snow'' begins and ends in post-Roman Segontium and references its temple of Mithras. The fort also features in ''

The Crystal Cave ''The Crystal Cave'' is a 1970 fantasy novel by Mary Stewart. The first in a quintet of novels covering the Arthurian legend, it is followed by '' The Hollow Hills''. Plot introduction The protagonist of this story is a boy named Myrddin Emrys ...

'' and '' The Hollow Hills'' of Mary Stewart's ''Merlin'' trilogy.

Gallery

Image:Segontium - Praetorium.jpg, Foundations of the commander's house Image:Segontium - geograph.org.uk - 1212206.jpg, Basement strongroom Image:Segontium - Therme 1.jpg, Remains of bath house Image:Segontium066.jpg, Plaque marking barrack block Image:Segontium067.jpg, Building components unearthed on site

References

Frances Lynch Frances Lynch is a Welsh archaeologist. She is an Honorary Research Fellow in the Department of History, Welsh History and Archaeology at Bangor University and the author of several volumes on the archaeology and prehistory of Wales. Lynch was el ...

(1995) ''A guide to ancient and historic Wales: Gwynedd'' (HMSO) * R.E. Mortimer Wheeler (1924) ''Segontium and the Roman occupation of Wales'' (Honourable Society of Cymmrodorion)

External links

* *
Segontium
- National Trust

* Casey, P. John., Evans, J. and Davies, J. L. (1993). Excavations at Segontium (Caernarfon) Roman fort, 1975–79. 1993. https://archaeologydataservice.ac.uk/library/browse/issue.xhtml?recordId=1075295&recordType=MonographSeries {{authority control Caernarfon Roman fortifications in Gwynedd Archaeological sites in Gwynedd Museums in Gwynedd Archaeological museums in Wales History of Wales Former populated places in Wales Museums of ancient Rome in Wales National Trust properties in Wales 70s establishments in the Roman Empire Articles containing video clips Roman auxiliary forts in Wales