Chiusi (
Etruscan: ''Clevsin'';
Umbrian: ''Camars'';
Ancient Greek
Ancient Greek (, ; ) includes the forms of the Greek language used in ancient Greece and the classical antiquity, ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Greek ...
: ''Klysion'', ''Κλύσιον'';
Latin
Latin ( or ) is a classical language belonging to the Italic languages, Italic branch of the Indo-European languages. Latin was originally spoken by the Latins (Italic tribe), Latins in Latium (now known as Lazio), the lower Tiber area aroun ...
: ''Clusium'') is a town and ''
comune
A (; : , ) is an administrative division of Italy, roughly equivalent to a township or municipality. It is the third-level administrative division of Italy, after regions () and provinces (). The can also have the City status in Italy, titl ...
'' in the
province of Siena
The province of Siena (, ) is a Provinces of Italy, province in the Tuscany region of Italy. Its capital is the city of Siena. It has 259,826 inhabitants.
Geography
The province is divided into seven historical areas:
* Alta Val d'Elsa
* Chian ...
,
Tuscany
Tuscany ( ; ) is a Regions of Italy, region in central Italy with an area of about and a population of 3,660,834 inhabitants as of 2025. The capital city is Florence.
Tuscany is known for its landscapes, history, artistic legacy, and its in ...
,
Italy
Italy, officially the Italian Republic, is a country in Southern Europe, Southern and Western Europe, Western Europe. It consists of Italian Peninsula, a peninsula that extends into the Mediterranean Sea, with the Alps on its northern land b ...
.
History

Clusium (''Clevsin or Camars'' in
Etruscan) was one of the more powerful cities in the
Etruscan League of twelve peoples. Chiusi came under the influence of
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, ...
in the 3rd century BC and was involved in the
Social War. According to a Roman historical tradition
Arruns of Clusium invited
Gaul
Gaul () was a region of Western Europe first clearly described by the Roman people, Romans, encompassing present-day France, Belgium, Luxembourg, and parts of Switzerland, the Netherlands, Germany, and Northern Italy. It covered an area of . Ac ...
mercenaries from the
Po Valley
The Po Valley, Po Plain, Plain of the Po, or Padan Plain (, , or ) is a major geographical feature of northern Italy. It extends approximately in an east-west direction, with an area of including its Venetian Plain, Venetic extension not actu ...
into Clusium to seek revenge for a domestic conflict concerning his wife. However the Gauls sacked the city instead and settled in the region.
In 540 AD it was occupied by the
Ostrogoths
The Ostrogoths () were a Roman-era Germanic peoples, Germanic people. In the 5th century, they followed the Visigoths in creating one of the two great Goths, Gothic kingdoms within the Western Roman Empire, drawing upon the large Gothic populatio ...
and was later seat of a
Lombard duchy. From the 11th century it was under the rule of the local bishop, and was later contended for by
Orvieto
Orvieto () is a city and ''comune'' in the Province of Terni, southwestern Umbria, Italy, situated on the flat summit of a large butte of volcanic tuff. The city rises dramatically above the almost-vertical faces of tuff cliffs that are compl ...
and, from 1231,
Siena
Siena ( , ; traditionally spelled Sienna in English; ) is a city in Tuscany, in central Italy, and the capital of the province of Siena. It is the twelfth most populated city in the region by number of inhabitants, with a population of 52,991 ...
, belonging to the latter until 1556, when it was annexed to the
Grand duchy of Tuscany
The Grand Duchy of Tuscany (; ) was an Italian monarchy located in Central Italy that existed, with interruptions, from 1569 to 1860, replacing the Republic of Florence. The grand duchy's capital was Florence. In the 19th century the population ...
.
The region was devastated by
malaria
Malaria is a Mosquito-borne disease, mosquito-borne infectious disease that affects vertebrates and ''Anopheles'' mosquitoes. Human malaria causes Signs and symptoms, symptoms that typically include fever, Fatigue (medical), fatigue, vomitin ...
in the
Middle Ages
In the history of Europe, the Middle Ages or medieval period lasted approximately from the 5th to the late 15th centuries, similarly to the post-classical period of global history. It began with the fall of the Western Roman Empire and ...
, and did not recover until the
Valdichiana was drained in the 18th century.
Main sights
The lowlands around Chiusi house numerous troves of tombs for this civilization. The Etruscan Museum of Chiusi is one of the most important repositories of Etruscan remains in Italy.
Other sights include:
*The
Romanesque Cathedral (Duomo) of San Secondiano, built around 560 AD over a pre-existing basilica, and renovated in the 13th century. It has a nave and two aisles supported by antique columns made from marble taken from ancient buildings.
The Sacrament Chapel houses a ''Nativity and Saints'' by
Bernardino Fugai. It has a separated bell tower which was turned into a defence tower in 1585. Under the tower is a Roman cistern dating from the 1st century BC.
*The so-called "
Labyrinth of Porsenna", a series of tunnels under the town, built in the 6th-5th century BC and probably utilized in Etruscan-Roman times for drainage of rain waters. According to
Pliny the Elder
Gaius Plinius Secundus (AD 23/24 79), known in English as Pliny the Elder ( ), was a Roman Empire, Roman author, Natural history, naturalist, and naval and army commander of the early Roman Empire, and a friend of the Roman emperor, emperor Vesp ...
(''
Naturalis historia
The ''Natural History'' () is a Latin work by Pliny the Elder. The largest single work to have survived from the Roman Empire to the modern day, the ''Natural History'' compiles information gleaned from other ancient authors. Despite the work' ...
'', XXXVI, XIX, 91-93), the Labyrinth was part of a monument including the sepulchre of the King
Porsenna.
*
National Archaeological Museum of Chiusi
Transportation
Chiusi is served by an interchange of the
Autostrada A1. It is also served by
Chiusi-Chianciano Terme station on the
Florence–Rome railway, which connects Chiusi to major cities in Italy.
Twin towns
*
Andrézieux-Bouthéon, France
*
Neu Isenburg, Germany
See also
*
Lars Porsena
*
Tomb of Lars Porsena
*
Roman Catholic Diocese of Chiusi-Pienza
*
Lago di Chiusi
References
External links
*Comune della Città di Chiusi
Official website
*
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