A tetrapylon ( el, τετράπυλον, "four gates"), plural ''tetrapyla'', known in

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...

as a ''quadrifrons'' (literally "four fronts") is a type of

ancient Roman In modern historiography, ancient Rome refers to Roman civilisation from the founding of the city of Rome in the 8th century BC to the collapse of the Western Roman Empire in the 5th century AD. It encompasses the Roman Kingdom (753–509 BC ...

monument of cubic shape, with a gate on each of the four sides, generally built on a

crossroads Crossroads, crossroad, cross road or similar may refer to: * Crossroads (junction), where four roads meet Film and television Films * ''Crossroads'' (1928 film), a 1928 Japanese film by Teinosuke Kinugasa * ''Cross Roads'' (film), a 1930 Brit ...

Overview

The tetrapylon was a type of monument common in the

Classical architecture Classical architecture usually denotes architecture which is more or less consciously derived from the principles of Greek and Roman architecture of classical antiquity, or sometimes even more specifically, from the works of the Roman architect V ...

. The defining quality of this form is the concept of four gates, with four pillars or other supporting structures placed at the corners marking the divisions between them. A tetrapylon could take the form of a single building or multiple, separate structures. They were built as landmarks at significant crossroads or geographical "focal points", as a sub-type of the Roman

triumphal arch A triumphal arch is a free-standing monumental structure in the shape of an archway with one or more arched passageways, often designed to span a road. In its simplest form a triumphal arch consists of two massive piers connected by an arch, crow ...

, or simply as decorative and aesthetically pleasing ornamental architecture. As applied to a triumphal arch (e.g., the Mausoleum of the Julii at

Glanum Glanum (Hellenistic ''Γλανόν'', as well as Glano, Calum, Clano, Clanum, Glanu, Glano) was an ancient and wealthy city which still enjoys a magnificent setting below a gorge on the flanks of the Alpilles mountains. It is located about one kil ...

Arch of Janus The Arch of Janus is the only quadrifrons triumphal arch preserved in Rome. It was set up at a crossroads at the northeastern limit of the Forum Boarium, close to the Velabrum, over the Cloaca Maxima drain that went from the Forum to the River ...

Rutupiae Richborough Castle is a Roman Saxon Shore fort better known as Richborough Roman Fort. It is situated in Richborough near Sandwich, Kent. Substantial remains of the massive fort walls still stand to a height of several metres. It is p ...

), a tetrapylon was effectively a 'doubling' of the original form; with a total of four major arched openings, one on each side of the structure (one pair of openings opposite each other along one axis, and a second pair of openings of equal or lesser prominence perpendicular to the first pair; hence a structure with two

barrel vault A barrel vault, also known as a tunnel vault, wagon vault or wagonhead vault, is an architectural element formed by the extrusion of a single curve (or pair of curves, in the case of a pointed barrel vault) along a given distance. The curves are ...

ed passageways, in the form of a cross).

Tetrakionion

A ''tetrakionion'' (τετρακιόνιον), plural ''tetrakionia'', is a type of ''tetrapylon'' in which the central crossing is not roofed, and the four corner-markers exist as four separate structures (i.e.: unconnected overhead).

Notable tetrapyla

* the

Arch of Galerius The Arch of Galerius ( el, Αψίδα του Γαλερίου) or Kamara (Καμάρα) and the Rotunda (Ροτόντα) are neighbouring early 4th-century AD monuments in the city of Thessaloniki, in the region of Central Macedonia in northern Gr ...

Thessaloniki Thessaloniki (; el, Θεσσαλονίκη, , also known as Thessalonica (), Saloniki, or Salonica (), is the second-largest city in Greece, with over one million inhabitants in its Thessaloniki metropolitan area, metropolitan area, and the capi ...

(Salonica) in

Greece Greece,, or , romanized: ', officially the Hellenic Republic, is a country in Southeast Europe. It is situated on the southern tip of the Balkans, and is located at the crossroads of Europe, Asia, and Africa. Greece shares land borders with ...

* the

Arch of Septimius Severus (Leptis Magna) The Arch of Septimius Severus is a triumphal arch in Leptis Magna, located in present-day Libya. It was commissioned by the Libya-born Roman Emperor Septimius Severus. The arch was in ruins but was pieced back together by archeologists after it ...

Libya Libya (; ar, ليبيا, Lībiyā), officially the State of Libya ( ar, دولة ليبيا, Dawlat Lībiyā), is a country in the Maghreb region in North Africa. It is bordered by the Mediterranean Sea to the north, Egypt to Egypt–Libya bo ...

* the Arch of Marcus Aurelius at

Oea Oea () was an ancient city in present-day Tripoli, Libya. It was founded by the Phoenicians in the 7th century BC and later became a Roman– Berber colony. As part of the Roman Africa Nova province, Oea and surrounding Tripolitania were p ...

Tripoli Tripoli or Tripolis may refer to: Cities and other geographic units Greece *Tripoli, Greece, the capital of Arcadia, Greece * Tripolis (region of Arcadia), a district in ancient Arcadia, Greece * Tripolis (Larisaia), an ancient Greek city in ...

* at Cáparra in Spain * at

Palmyra Palmyra (; Palmyrene: () ''Tadmor''; ar, تَدْمُر ''Tadmur'') is an ancient city in present-day Homs Governorate, Syria. Archaeological finds date back to the Neolithic period, and documents first mention the city in the early second ...

Syria Syria ( ar, سُورِيَا or سُورِيَة, translit=Sūriyā), officially the Syrian Arab Republic ( ar, الجمهورية العربية السورية, al-Jumhūrīyah al-ʻArabīyah as-Sūrīyah), is a Western Asian country loc ...

* a monumental gateway at

Aphrodisias Aphrodisias (; grc, Ἀφροδισιάς, Aphrodisiás) was a small Ancient Greece, ancient Greek Hellenistic_period, Hellenistic city in the historic Caria cultural region of western Anatolia, Turkey. It is located near the modern village of ...

Turkey Turkey ( tr, Türkiye ), officially the Republic of Türkiye ( tr, Türkiye Cumhuriyeti, links=no ), is a list of transcontinental countries, transcontinental country located mainly on the Anatolia, Anatolian Peninsula in Western Asia, with ...

is considered a tetrapylon *

Milion The Milion ( grc-gre, Μίλιον or , ''Míllion''; tr, Milyon taşı) was a monument erected in the early 4th century AD in Constantinople (modern-day Istanbul, Turkey). It was the Byzantine zero-mile marker, the starting-place for the measu ...

, a mile marker in Ancient

Constantinople la, Constantinopolis ota, قسطنطينيه , alternate_name = Byzantion (earlier Greek name), Nova Roma ("New Rome"), Miklagard/Miklagarth (Old Norse), Tsargrad ( Slavic), Qustantiniya (Arabic), Basileuousa ("Queen of Cities"), Megalopolis (" ...

* the

Rome , established_title = Founded , established_date = 753 BC , founder = King Romulus (legendary) , image_map = Map of comune of Rome (metropolitan city of Capital Rome, region Lazio, Italy).svg , map_caption ...

* the

Arch of Caracalla (Thebeste) {{Infobox monument , name = Arch of Caracalla , native_name = Thebeste , image = Porte Caracalla - Tébessa باب كركلا - تبسة.jpg , caption = , location = Tébessa, Algeria , map_image = , map_te ...

Theveste Theveste was a Roman colony situated in the present Tébessa, Algeria. History In 146 BC, the Romans conquered the region, where existed an old city called " Tbessa". Theveste was founded by the Romans in 75 AD near an old Berber village locate ...

* in Anjar (in the

Bekaa Valley The Beqaa Valley ( ar, links=no, وادي البقاع, ', Lebanese ), also transliterated as Bekaa, Biqâ, and Becaa and known in classical antiquity as Coele-Syria, is a fertile valley in eastern Lebanon. It is Lebanon's most important ...

) at the intersection of Cardo Maximus and Decumanus Maximus streets * two in

Jerash Jerash ( ar, جرش ''Ǧaraš''; grc, Γέρασα ''Gérasa'') is a city in northern Jordan. The city is the administrative center of the Jerash Governorate, and has a population of 50,745 as of 2015. It is located north of the capital city ...

(

Jordan Jordan ( ar, الأردن; tr. ' ), officially the Hashemite Kingdom of Jordan,; tr. ' is a country in Western Asia. It is situated at the crossroads of Asia, Africa, and Europe, within the Levant region, on the East Bank of the Jordan Rive ...

): one at the intersection of northern-decumanus and cardo maximus and the other at the intersection of southern-Decumanus and cardo maximus. * the demolished Roman arch at

Richborough Castle Richborough Castle is a Roman Saxon Shore fort better known as Richborough Roman Fort. It is situated in Richborough near Sandwich, Kent. Substantial remains of the massive fort walls still stand to a height of several metres. It is ...

in southern England *

Heidentor The Heidentor, also known as Heathens' Gate or Pagans' Gate, is the partially reconstructed ruin of a triumphal arch of the Roman Empire, located in what was the fort-city of Carnuntum, in present-day Austria. Originally tetrapylon in form, only on ...

Carnuntum Carnuntum ( according to Ptolemy) was a Roman legionary fortress ( la, castra legionis) and headquarters of the Roman navy, Pannonian fleet from 50 AD. After the 1st century, it was capital of the Pannonia Superior province. It also became ...

, Austria

Gallery

File:Anjar-109892.jpg, The Tetrapylon at Anjar in Lebanon File:Imaginary view of Tetrapylon, anonymous artist after Louis-François Cassas, ca. 1799. Proof-plate etching. 17.9 x 25.7 in. (45.5 x 65.5 cm). The Getty Research Institute, 840011.jpg, Imaginary view of Tetrapylon of Palmyra, Syria, anonymous artist after Louis-François Cassas, ca. 1799.

References

Ancient Roman buildings and structures {{AncientRome-stub

Overview

Tetrakionion

Notable tetrapyla

Gallery

See also

References