Natural regions

(For other uses, see Do Ab.) Doab (Urdu: دوآب, Hindi: दोआब, from Persian: دوآب dōāb, from dō, "two" + āb, "water" or "river") is a term used in India and Pakistan for the "tongue," or tract of land lying between two converging, or confluent, rivers.

Los Monegros is a comarca in Aragon, Spain.

The Pampas (from Quechua pampa, meaning "plain") are fertile South American lowlands, covering more than 750,000 km2 (289,577 sq mi), that include the Argentine provinces of Buenos Aires, La Pampa, Santa Fe, Entre Ríos and Córdoba; most of Uruguay; and the southernmost Brazilian State, Rio Grande do Sul.

Tierra de Campos ("Land of Fields") is a large historical and natural region or greater comarca that straddles the provinces of León, Zamora, Valladolid and Palencia, in Castile and León, Spain.

Malwa is a natural region in west-central India occupying a plateau of volcanic origin.

The Tanezrouft (Arabic: تنزروفت‎‎) is a natural region located along the borders of Algeria, Niger and Mali, west of the Hoggar mountains.

The Central Mexican Plateau, also known as the Mexican Altiplano (Spanish: Altiplanicie Mexicana), is a large arid-to-semiarid plateau that occupies much of northern and central Mexico.

The Gran Chaco (Quechua: chaku, "hunting land") is a sparsely populated, hot and semi-arid lowland natural region of the Río de la Plata basin, divided among eastern Bolivia, Paraguay, northern Argentina and a portion of the Brazilian states of Mato Grosso and Mato Grosso do Sul, where it is connected with the Pantanal region.

The Alcarria (Spanish: La Alcarria) is a natural region in central Spain.

The Sundarbans (Bengali: সুন্দরবন, Shundôrbôn) is a natural region comprising southern Bangladesh and a part in the Indian state of West Bengal.

The Scottish Highlands (Scots: the Hielands; Scottish Gaelic: A' Ghàidhealtachd, "the place of the Gaels") are a historic region of Scotland.

The Pinsk Marshes (Belarusian: Пінскія балоты, Pinskiya baloty), also known as the Pripet Marshes (Belarusian: Прыпяцкія балоты, Prypiackija baloty) and the Rokitno Marshes, are a vast natural region of wetlands along the forested basin of the Pripyat River and its tributaries from Brest to the west to Mogilev to the northeast and Kiev to the southeast.

The Grand Erg Occidental (Arabic: العرق الغربي الكبير‎‎, al-ʿIrq al-Gharbī al-Kabīr), (also known as the Western Sand Sea) is the second largest erg in northern Algeria after the Grand Erg Oriental.

The Pantanal (Portuguese pronunciation: [pɐ̃taˈnaw]) is a natural region encompassing the world's largest tropical wetland area.

Las Villas is a natural region and comarca in Andalusia, southern Spain.

The Adrar (Berber: , lit. mountain) is a highland natural and historical region of the Sahara Desert in northern Mauritania.

Masuria (Polish: , German: Masuren) is a region in northern Poland famous for its 2,000 lakes.

Rann of Kutch (Kutchi language: કચ્છ જો રણ) is a large area of salt marshes located mostly in Gujarat (primarily the Kutch district), India and the southern tip of Sindh, Pakistan.

La Mancha (Spanish pronunciation: [la ˈmantʃa]) is a natural and historical region located on an arid but fertile, elevated plateau (610 m or 2000 ft.) of central Spain, south of Madrid, from the mountains of Toledo to the western spurs of the hills of Cuenca, and bordered to the South by the Sierra Morena and to the North by the Alcarria region.

The Périgord () (Occitan: Peiregòrd / Perigòrd) is a natural region and former province of France, which corresponds roughly to the current Dordogne département, now forming the northern part of the Aquitaine région.

The Khorat Plateau also "Korat Plateau", is a plateau in the northeastern Isan region of Thailand.

Los Pedroches is a natural region and comarca in Córdoba Province, Andalusia, southern Spain.

The Chota Nagpur Plateau is a plateau in eastern India, which covers much of Jharkhand state as well as adjacent parts of Odisha, West Bengal, Bihar and Chhattisgarh.

The Valle del Guadalhorce is a comarca in the province of Málaga, Andalusia, southern Spain.

The Erg Iguidi (Arabic: عرق إيڭيدي‎‎), is a large erg in the area of Tindouf in southwestern Algeria extending into northern Mali and Mauritania.

The Grand Erg Oriental (English: 'Great Eastern Sand Sea') is a large erg or "field of sand dunes" in the Sahara Desert.

The Maestrazgo (Spanish: [maesˈtɾaθɣo]) or Maestrat (Valencian: [maesˈtɾat]) is a natural and historical mountainous region, located at the eastern end of the Iberian System mountain range, in Spain.

The Comminges is an ancient region of southern France in the foothills of the Pyrenees, corresponding closely to the arrondissement of Saint-Gaudens in the department of Haute-Garonne.

Kongu Nadu is a region and aspirant state of India comprising the western part of the Tamil Nadu and parts of the states of Karnataka and Kerala.

The Thai Highlands or Hills of Northern Thailand, Thai: เขตภูเขา (ประเทศไทย), are a mountainous natural region in the north of Thailand.

The Kabaw Valley is a highland valley in northern Burma (Myanmar), western Sagaing division.

Tuat or Touat (Berber language: ⵜⵓⵡⴰⵜ, Tuwat) is a natural region of desert in central Algeria that contains a string of small oases.

Mugamba is a natural region in the Bururi Province of Burundi.

Ribagorça (Catalan: [riβəˈɣorsə], locally: [riβaˈɣoɾsa] or Ribagorza (Spanish: [riβaˈɣorθa]); French: Rives Gorces) is a historical and natural region of Aragon and historical Catalonia.

Lower Aragon (Spanish: Bajo Aragón, Aragonese: Baixo Aragón, Catalan: Baix Aragó), also known as Tierra Baja, is a natural and historical region in Aragon, Spain.

Urgellet (Catalan pronunciation: [urʒəˈʎɛt], locally: [uɾdʒeˈʎet]) is a historical territory and a natural region of Catalonia.

Solana Valley (Spanish language Valle de la Solana; Aragonese language Val d'a Solana) is a valley in the Pyrenees.

The Hautes Plaines (High Plains), also known as Hauts Plateaux, is a steppelike natural region located in the Atlas Mountains in northern Algeria.

The Wa States was the name formerly given to the Wa Land, the natural and historical region inhabited mainly by the Wa people, an ethnic group speaking an Austroasiatic language.

Aurès (Amazigh: Awras) is an Amazigh language-speaking natural region located in the mountainous area of the Aurès range in eastern Algeria.

The Arkansas River Valley (usually shortened to River Valley) is a region in Arkansas defined by the Arkansas River in the western part of the state.

The Costa Rican páramo, also known as the Talamanca páramo, is a natural region of montane grassland and shrubland of Costa Rica and western Panama.

The Plain of Vic (Catalan Plana de Vic) is a 30 km long depression located at the eastern end of the Catalan Central Depression in the Osona comarca.

Lluçanès (Catalan pronunciation: [ʎusəˈnɛs]) is a natural region transitioning between the Plain of Vic and Berguedà, in the pre-Pyrenees.

The Xiangkhouang Plateau or Xiangkhoang Plateau, also known in French as Plateau du Tran-Ninh is a plateau in the north of Laos.

Tamasna (Arabic: تامسنا, Berber: ⵜⴰⵎⴻⵙⵏⴰ) is a historical region between Bou Regreg and Tensift.

The Natural and Culturo-Historical Region of Kotor is a World Heritage Site located in Montenegro that was inscribed in 1979.

Doukkala (Berber: ⴷⴷⵓ ⴰⴽⴰⵍ,ddu Akal;Arabic: دكالة‎‎) is a natural region of Morocco made of fertile plains and forests.

Tademaït is a natural region in the Sahara Desert right in the centre of Algeria.

Thymerais (or Thimerais) is a natural region of Eure-et-Loir, in France, where history and geography meet.

el-Djerid, al-Jarīd (Arabic: الجريد‎‎; "Palm Leaf", Darija l-Jrīd) is a semidesert natural region comprising southern Tunisia and adjacent parts of Algeria and Libya.

Bouriane is a natural region of France located in the department of Lot, but with a smaller part in Lot-et-Garonne.

The New Guinea Highlands, also known as the Central Range or Central Cordillera, are a chain of mountain ranges and intermountain river valleys, many of which support thriving agricultural communities, on the large island of New Guinea, which lies to the north of Australia.

The Erg Chech (Arabic: عرق شاش‎‎), is a large erg in southwestern Algeria and northern Mali.

The Guadalquivir Marshes (in Spanish: Marismas del Guadalquivir or simply Las Marismas) are a natural region of marshy lowlands on the lower Guadalquivir River.

The Hodna (French: Le Hodna) is a natural region of Algeria located between the Tell and Saharan Atlas ranges at the eastern end of the Hautes Plaines.

Petite Kabylie or Petite Kabylia (Berber: Tamurt n Wadda, Arabic: al-Qabā'il as-Saghra, القبائل الصغرى, Maghrebi Arabic: Qbayel es-Sghira) is a natural region in the mountainous area of northern Algeria.

Aoukar or Erg Aoukar is a geological depression area of south eastern Mauritania.

The Arkansas Delta is one of the six natural regions of the state of Arkansas.

Ilercavonia (Catalan: Ilercavònia, Spanish: Ilercavonia) is an ancient comarca of Spain formerly populated by the ancient Iberian tribe known as Ilercavones.

The Issaouane Erg (also called Issaouane-N-Irrararene) is an approximately 38,000 km2 erg (sand sea) in Algeria's portion of the Sahara desert, located at 27°50′N 7°14′E / 27.