🇮🇷 Iran · Hydraulic works
Qanat of Zarch, Yazd
Achaemenid to present ~700 BCE–present · Persian (Median/Achaemenid onward)
71 km 2,115-shaft Zarch qanat - world's longest - still feeding Yazd after 3,000 years.
Search places, or jump to a section
346 places in the atlas, 39 of them inscribed as UNESCO World Heritage.
🇮🇷 Iran · Hydraulic works
Achaemenid to present ~700 BCE–present · Persian (Median/Achaemenid onward)
71 km 2,115-shaft Zarch qanat - world's longest - still feeding Yazd after 3,000 years.
🇮🇷 Iran · Hydraulic works
Timurid to Safavid–Qajar (14th–19th c.), Sasanid precursor mythic · Yazdi Persian (Imam Reza pilgrimage route water, Zoroastrian Yazd water wisdom)
Yazd 45-km 70-m mother well qanat 150 L/s since Safavid, feeding Mehriz 800 ha pistachio under Shirkuh, UNESCO 550.
🇮🇷 Iran · Hydraulic works
Achaemenid to present (2,500 years continuous) · Persian qanat engineers (Achaemenid, Sassanian, Safavid)
71-km Zarch qanat—longest gravity aquifer tunnel on Earth (500 BCE–Safavid).
🇮🇷 Iran · Hydraulic works
Sasanian to Early Islamic · Sasanian / Early Islamic Khorasan
35-km double-branch Sasanian qanat (500–800 CE) — 70-m mother well, 45 L/s to Ferdows oasis.
🇮🇷 Iran · Hydraulic works
Ilkhanid branch on Achaemenid–Sasanian trunk · Ilkhanid Yazd (branch) on Persian qanat tradition
Qanat-e Zarch west: 11.2-km Ilkhanid branch of world's longest 71-km Yazd qanat, UNESCO 1476.
🇮🇷 Iran · Hydraulic works
Sassanian 470 CE to Safavid UNESCO 2011 · Sassanian hydraulic engineers; Safavid Shah Abbas I
Sassanian qanat (5th c. CE, 12 km, 400 shafts) feeding Fin Garden, UNESCO Persian Garden archetype hydraulic core.
🇮🇷 Iran · Hydraulic works
Sassanian 6th c. to Ilkhanid 1226 CE to present · Sassanian then Islamic Yazd hydraulic community
12th century high-discharge qanat (14 km, 320 shafts, 190 L/s) feeding Ghasemabad bagh and Yazd mills.
🇮🇷 Iran · Hydraulic works
Qajar (1812) · Persian Qajar (Qazvin city governors Sardar)
Qajar brick 5-dome ab-anbar 45×12×8 m with 6 badgirs and 51-step access 1812, largest in Iran.
🇮🇷 Iran · Hydraulic works
Iron Age to Sassanian (Achaemenid to late antiquity) · Persian (Achaemenid–Sassanian) hydraulicians
Oldest functioning qanat 33 km, 360-m mother well, Achaemenid c.700 BCE, 150 L/s Persian Qanat UNESCO.
🇮🇷 Iran · Hydraulic works
Achaemenid to present (520 BCE–ongoing) · Achaemenid Gonabad oasis (Khorasan piedmont)
South Gonabad gallery 4.1 km with 62 shafts 42 m mother well: Achaemenid 520 BCE saruj, 12 L/s to Ghasemabad saffron.
🇮🇷 Iran · Hydraulic works
Achaemenid core 500 BCE to Sasanian 450 CE (extension) to present · Yazdi Zarch piedmont oasis (Kavir piedmont)
North Zarch extension 8.2 km with 88 shafts mother 34 m, 6 badgir towers 18 L/s: Sasanian 450 CE graft onto 500 BCE core.
