page_title: Qanats of Gonabad
section_title: Ghasabe Qanat of Gonabad
hierarchical_section_title: Qanats of Gonabad / Documentary Movie / Ghasabe Qanat of Gonabad
caption_attribution_description: English: this water clock was used to time the sharing of water of qanats or kareez
context_page_description: The Ghasabe Qanats of Gonabad, also called Kariz Kai Khosrow, is one of the world's oldest and largest networks of qanats. Built between 700 and 500 BCE by the Achaemenid Empire in what is now Gonabad, Razavi Khorasan Province, Iran, the complex contains 427 water wells with a total length of 33,113 metres. The site was first added to UNESCO's list of tentative World Heritage Sites in 2007, then officially inscribed in 2016, collectively with several other qanats, as "The Persian Qanat".
context_section_description: The documentary film of the Ghasabe  Qanat of Gonabad (70 minutes movie) illustrates the engineering potential of Iranian diggers to dig aqueducts throughout history, explaining its importance. The story of the Ghasabe aqueduct in water supply in desert conditions is illustrated in this movie. By documenting the aqueduct of the Ghasabe Qanat, it has been attempted to illustrate the potential of the Gonabad excavation and its continued importance throughout history. The film is based on the memoirs of many years of travel and residence of French scholar Henri Goblot in the mid-twentieth century and Visit the Iranian aqueducts. This documentary film was produced by radio and television of Khorasan-e-Razavi Province in collaboration with Khorasan-e-Razavi Province Cultural Heritage and Tourism administration; commissioned by UNESCO. And made by Seyedsaeed Aboozarian known as (Payman Ashegh) as Production Manager / Translator and Narrator of French; and Saeed Tavakkolifar as Director.
caption: Ancient Persian clock
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