The Regio II Caelimontium is the second regio of imperial

Rome Rome (Italian language, Italian and , ) is the capital city and most populated (municipality) of Italy. It is also the administrative centre of the Lazio Regions of Italy, region and of the Metropolitan City of Rome. A special named with 2, ...

, under

Augustus Gaius Julius Caesar Augustus (born Gaius Octavius; 23 September 63 BC – 19 August AD 14), also known as Octavian (), was the founder of the Roman Empire, who reigned as the first Roman emperor from 27 BC until his death in A ...

's administrative reform. It took its name from the

Caelian Hill The Caelian Hill ( ; ; ) is one of the famous seven hills of Rome. Geography The Caelian Hill is a moderately long promontory about long, to wide, and tall in the park near the Temple of Claudius. The hill overlooks a plateau from wh ...

, which the region was centred on.

History

According to

Livy Titus Livius (; 59 BC – AD 17), known in English as Livy ( ), was a Roman historian. He wrote a monumental history of Rome and the Roman people, titled , covering the period from the earliest legends of Rome before the traditional founding i ...

, during the reign of

Tullus Hostilius Tullus Hostilius (; r. 672–640 BC) was the legendary third king of Rome. He succeeded Numa Pompilius and was succeeded by Ancus Marcius. Unlike his predecessor, Tullus was known as a warlike king who, according to the Roman historian Livy, b ...

, the entire population of

Alba Longa Alba Longa (occasionally written Albalonga in Italian sources) was an ancient Latins (Italic tribe), Latin city in Central Italy in the vicinity of Lake Albano in the Alban Hills. The ancient Romans believed it to be the founder and head of the ...

was forcibly resettled on the Caelian Hill. In Republican-era Rome the Caelian Hill was a fashionable residential district, site of residences of the wealthy. Archaeological work under the

Baths of Caracalla The Baths of Caracalla () in Rome, Italy, were the city's second largest Ancient Rome, Roman public baths, or ''thermae'', after the Baths of Diocletian. The baths were likely built between AD 212 (or 211) and 216/217, during the reigns of empero ...

has uncovered the remains of lavish villas complete with murals and mosaics. A significant area of the hill is taken up by the villa and gardens of

Villa Celimontana The Villa Celimontana (previously known as Villa Mattei) is a villa on the Caelian Hill in Rome, best known for its gardens. Its grounds cover most of the valley between the Aventine Hill and the Caelian. Location The Villa Celimontana is situat ...

. The Caelian Hill is the site of the Basilica of Santi Giovanni e Paolo and the ancient basilica of

Santo Stefano Rotondo The Basilica of St. Stephen in the Round on the Caelian Hill (, ) is an ancient basilica and titular church in Rome, Italy. Commonly named Santo Stefano Rotondo, the church is Hungary's "national church" in Rome, dedicated to both Saint Stephen, ...

Subdivisions

At the turn of the 5th century, the regio was divided into seven '' vici'' (districts) and 3,600 ''

insulae The Latin word (; : ) was used in Roman cities to mean either a city block in a city plan (i.e. a building area surrounded by four streets) or later a type of apartment building that occupied such a city block specifically in Rome and nearby ...

'' (blocks). It had two

curators A curator (from , meaning 'to take care') is a manager or overseer. When working with cultural organizations, a curator is typically a "collections curator" or an "exhibitions curator", and has multifaceted tasks dependent on the particular ins ...

and was served by 48

Roman magistrate The Roman magistrates () were elected officials in ancient Rome. During the period of the Roman Kingdom, the King of Rome was the principal executive magistrate.Abbott, 8 His power, in practice, was absolute. He was the chief priest, lawgive ...

s.Catalogues Regionari, REGIO II CAELEMONTIVM.

Geographic extent and features

Regio II largely followed the contours of the Caelian Hill. To the west, its boundary was the Via Tusculana, and the south was eventually enclosed by the

Aurelian Walls The Aurelian Walls () are a line of city walls built between 271 AD and 275 AD in Rome, Italy, during the reign of the Roman Emperor Aurelian. They superseded the earlier Servian Wall built during the 4th century BC. The walls enclosed all the ...

, through which two gates passed: the

Porta Metronia Porta Metronia is a gate in the third-century Aurelian Walls of Rome, Italy. The gate is located in the southern section of the wall between Porta San Giovanni to the east and Porta Latina to the south. During the tenth century, beyond this gat ...

and the

Porta Asinaria The Porta Asinaria is a gate in the Aurelian Walls of Rome. Dominated by two protruding tower blocks and associated guard rooms, it was built between 271 and 275 AD, at the same time as the Wall itself. Unlike most of the other gates, it was not ...

. A measurement taken at the end of the 4th century recorded that the perimeter of the region was 12,200

Roman feet The units of measurement of ancient Rome were generally consistent and well documented. Length The basic unit of Roman linear measurement was the ''pes'' (plural: ''pedes'') or Roman foot. Investigation of its relation to the English foot goes ...

(approximately 3.61 km). The region was dominated by the

Temple of Claudius The Temple of Claudius (Latin: ''Templum Divi Claudii''), also variously known as the ''Temple of the Divus Claudius'', the ''Temple of the Divine Claudius'', the ''Temple of the Deified Claudius'', or in an abbreviated form as the ''Claudium'', ...

, which occupied much of the Caelian Hill. The region also contained the ''

Macellum Magnum A ''macellum'' (: ''macella''; , ''makellon'') is an ancient Roman indoor market building that sold mostly provisions (especially meat and fish). The building normally sat alongside the forum and basilica, providing a place in which a market coul ...

'' (or Great Market), the station of the fifth cohort of the ''

Vigiles ''Vigiles'' or more properly the ''Vigiles Urbani'' ("watchmen of the Rome, City") or ''Cohortes Vigilum'' ("Cohort (military unit), cohorts of the watchmen") were the firefighters and police of ancient Rome. History The ''triumviri, triumviri ...

'', and the

Castra Peregrina The Castra Peregrina ("camp of the strangers") was a castrum (a military barracks) in Rome situated on the Caelian Hill. It was occupied by various military units during the later part of the Roman Empire. Location and archaeology The barracks ...

. Also mentioned as being situated here was the ''Caput Africae'', probably an educational and training institution (paedagogium) for young boys who would serve as imperial staff. A grotto, the ''Antrum Cyclopis'' was also present, situated in the side of the hill. At the turn of the 5th century, the regio contained seven ''

aediculae In ancient Roman religion, an ''aedicula'' (: ''aediculae'') is a small shrine, and in classical architecture refers to a niche covered by a pediment or entablature supported by a pair of columns and typically framing a statue,"aedicula, n." ''O ...

'' (shrines), 127 '' domūs'' (patrician houses), 27 ''

horrea A ''horreum'' (plural: ''horrea'') was a type of public warehouse used during the ancient Roman period. Although the Latin term is often used to refer to granaries. By the end of the imperial period, the city of Rome had nearly 300 ''horrea'' to s ...

'' (warehouses), 85 ''

balnea In ancient Rome, (from Greek , "hot") and (from Greek ) were facilities for bathing. usually refers to the large imperial bath complexes, while were smaller-scale facilities, public or private, that existed in great numbers throughout ...

e'' (bath houses) and 65 ''loci'' (fountains). It also contained the ''ludus matutinus'', a gladiator school.

Notes

References

* Platner, Samuel Ball, ''A Topographical Dictionary of Ancient Rome'', Oxford University Press (1929
(online version)
* Gregorovius, Ferdinand, ''History of the City of Rome in the Middle Ages'', Vol. 1, (1894)

''Curiosum - Notitia''. 4th-century descriptions of the regions of Rome and their main buildings

from the original on 8 June 2019. {{Authority control Regions of Augustan Rome Subdivisions of Rome Topography of the ancient city of Rome