The province of Golestan is 20,893 km2 (8,067 sq mi) in the north east of Iran. Its capital is Gorgan, which was called called Esterabad or Astarabad until 1937, with a population of 1.7 million in 2004. Province of Golestan was separated from the province of Mazandaran in 1997.
Golestan province is located on the south eastern shore of Caspian Sea. In general, Golestan has a moderate and humid climate known as "the moderate Caspian climate". The effective factors behind such a climate are: Alborz mountain range, direction of the mountains, height of the area, neighborhood to the sea, vegetation surface, local winds, altitude and weather fronts. As a result of the above factors, three different climates exist in the region: plain moderate, mountainous, and semi-arid. Gorgan valley has a semi-arid climate. The average annual temperature is 18.2 Celsius and the annual rainfall is 556 mm.
Its capital, Gorgan, is approximately 400 km from Tehran and has an airport and several universities. The Golestan National Park is some 150 km to east of this city.
Farm Lands of Dasht-e Gorgan (the Plain of Gorgan), Golestan Province
Gorgan has contributed to the rich literature, poetry and science of Iran and even the world by celebrities such as Abdolqaher Gorgani, Sayed Esmail Gorgani, Mirdamad , Mirfenderski, Asad Gorgani and Esmail Hosseini Gorgâni.
Gorgan and in general Golestan province has a world famous carpet and rug industry. Made by Turkmans, is inherited from the ancient Persian city of Bukhara. Jajim carpets are the exclusives of this province.
Definitions:
* HASC : Hierarchical Administrative Subdivision Codes * ISO : Codes from ISO 3166-2 * Dom : Province Domain codes