: The Étang de Montady ( en, "pond of Montady") is a drained pond or lagoon, or more accurately a former freshwater

wetland A wetland is a distinct ecosystem that is flooded or saturated by water, either permanently (for years or decades) or seasonally (for weeks or months). Flooding results in oxygen-free (anoxic) processes prevailing, especially in the soils. The ...

, located near Montady and Colombiers, midway between

Béziers Béziers (; oc, Besièrs) is a Subprefectures in France, subprefecture of the Hérault Departments of France, department in the Occitania (administrative region), Occitanie Regions of France, region of Southern France. Every August Béziers hos ...

and

Narbonne Narbonne (, also , ; oc, Narbona ; la, Narbo ; Late Latin:) is a commune in France, commune in Southern France in the Occitania (administrative region), Occitanie Regions of France, region. It lies from Paris in the Aude Departments of Franc ...

in the western department of

Hérault Hérault (; oc, Erau, ) is a department of the region of Occitania, Southern France. Named after the Hérault River, its prefecture is Montpellier. It had a population of 1,175,623 in 2019.France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas regions and territories in the Americas and the Atlantic Ocean, Atlantic, Pacific Ocean, Pac ...

History

Popularly believed to have been "constructed by the

Visigoths The Visigoths (; la, Visigothi, Wisigothi, Vesi, Visi, Wesi, Wisi) were an early Germanic people who, along with the Ostrogoths, constituted the two major political entities of the Goths within the Roman Empire in late antiquity, or what is ...

", the Étang de Montady was in fact built by monks and wealthy Béziers landowners during the second half of the 13th century after a 1247 authorization by the

Archbishop of Narbonne The former Catholic diocese of Narbonne existed from early Christian times until the French Revolution. It was an archdiocese, with its see at Narbonne, from the year 445, and its influence ran over much of south-western France and into Cataloni ...

. Carrière 1980. The exact dates when the work began or ended are not clear, but the landscape as it exists today was completed by 1268. The Étang de Montady was drained to provide much-needed farmland for the

Kingdom of France The Kingdom of France ( fro, Reaume de France; frm, Royaulme de France; french: link=yes, Royaume de France) is the historiographical name or umbrella term given to various political entities of France in the medieval and early modern period. ...

, which was then experiencing a population boom. This agricultural landscape exists today and can be seen from the

Oppidum d'Ensérune The Oppidum d'Ensérune is an ancient hill-town (or ''oppidum'') near the village of Nissan-lez-Ensérune, France, located between Béziers and Narbonne close to the D609 (formerly RN9) and Canal du Midi. It has been listed since 1935 as a ''mon ...

, a nearby hill and historic settlement.

Design and construction

The area was drained by making radial ditches from a single center point out to the extremities. The water flows to this center point and is then drained by sixteen vertical shafts located approximately apart from each other to an underground culvert which flows through the Malpas hill and under the

Malpas Tunnel The Malpas tunnel carries the Canal du Midi under the d'Ensérune hill in Hérault, France. Excavated in 1679, it was Europe's first navigable canal tunnel and is a monument to the determination of Pierre-Paul Riquet, the chief engineer. It is lo ...

of the

Canal du Midi The Canal du Midi (; ) is a long canal in Southern France (french: le Midi). Originally named the ''Canal royal en Languedoc'' (Royal Canal in Languedoc) and renamed by French revolutionaries to ''Canal du Midi'' in 1789, the canal is considere ...

. The resulting agricultural plots are triangular due to the radial lines extending from the center. The original hydraulic infrastructure used to drain the Étang is similar in design and construction to Arabic ''

qanat A qanat or kārīz is a system for transporting water from an aquifer or water well to the surface, through an underground aqueduct; the system originated approximately 3,000 BC in what is now Iran. The function is essentially the same across ...

'', and may therefore trace its lineage to

Al-Andalus Al-Andalus DIN 31635, translit. ; an, al-Andalus; ast, al-Ándalus; eu, al-Andalus; ber, ⴰⵏⴷⴰⵍⵓⵙ, label=Berber languages, Berber, translit=Andalus; ca, al-Àndalus; gl, al-Andalus; oc, Al Andalús; pt, al-Ândalus; es, ...

North Africa North Africa, or Northern Africa is a region encompassing the northern portion of the African continent. There is no singularly accepted scope for the region, and it is sometimes defined as stretching from the Atlantic shores of Mauritania in ...

. It is also comparable to

hydraulic engineering Hydraulic engineering as a sub-discipline of civil engineering is concerned with the flow and conveyance of fluids, principally water and sewage. One feature of these systems is the extensive use of gravity as the motive force to cause the mov ...

works designed and built by the

Etruscans The Etruscan civilization () was developed by a people of Etruria in ancient Italy with a common language and culture who formed a federation of city-states. After conquering adjacent lands, its territory covered, at its greatest extent, rou ...

and

Romans Roman or Romans most often refers to: *Rome, the capital city of Italy * Ancient Rome, Roman civilization from 8th century BC to 5th century AD *Roman people, the people of ancient Rome *''Epistle to the Romans'', shortened to ''Romans'', a lette ...

and used throughout the

Mediterranean The Mediterranean Sea is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean Basin and almost completely enclosed by land: on the north by Western and Southern Europe and Anatolia, on the south by North Africa, and on the e ...

basin during antiquity, including at Albano and

Fucino The Fucine Lake ( it, Lago Fucino or ) was a large endorheic lake in western Abruzzo, central Italy, stretching from Avezzano in the northwest to Ortucchio in the southeast, and touching Trasacco in the southwest. Once the third largest lake in I ...

Italy Italy ( it, Italia ), officially the Italian Republic, ) or the Republic of Italy, is a country in Southern Europe. It is located in the middle of the Mediterranean Sea, and its territory largely coincides with the homonymous geographical re ...

, at

Faiyum Faiyum ( ar, الفيوم ' , borrowed from cop, ̀Ⲫⲓⲟⲙ or Ⲫⲓⲱⲙ ' from egy, pꜣ ym "the Sea, Lake") is a city in Middle Egypt. Located southwest of Cairo, in the Faiyum Oasis, it is the capital of the modern Faiyum ...

Egypt Egypt ( ar, مصر , ), officially the Arab Republic of Egypt, is a transcontinental country spanning the northeast corner of Africa and southwest corner of Asia via a land bridge formed by the Sinai Peninsula. It is bordered by the Mediter ...

, and at

Copais Lake Copais, also spelled Kopais or Kopaida ( grc, Κωπαΐς; ell, Κωπαΐδα), was a lake in the centre of Boeotia, Greece, west of Thebes. It was drained in the late 19th century. It is now flat dry land and is still known as Kopaida. ...

and Trichonida 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 fact that the drain for Montady went through Malpas convinced

Pierre-Paul Riquet Stele in Toulouse Cathedral Pierre-Paul Riquet, Baron de Bonrepos (29 June 1609 (some sources say 1604) – 4 October 1680) was the engineer and canal-builder responsible for the construction of the Canal du Midi. Background Paul Riquet was b ...

—designer of the

—that he could build a tunnel through the same hill for his canal.

Notes

References

* * * * * * {{DEFAULTSORT:Etang De Montady Montady Former lakes of Europe