🇾🇪 Yemen · Hydraulic works
Wadi Jirdan Ancient Dam – Hadramawt
Hadhrami Old South Arabian · Hadhramawt kingdom
220-m Hadhrami diversion dam (700 BCE–400 CE) on Wadi Jirdan tributary — Hadramawt palm irrigation.
🇮🇷 Iran · Hydraulic works
Shushtar Band-e Ahmadi Weir (Shushtar Ahmadi Bridge-Dam)
Safavid with Sasanian spolia · Safavid Khuzestan
Band-e Ahmadi: 180-m Safavid 1680 bridge-dam 4 km south of Shushtar UNESCO, 12 arches.
🇻🇳 Vietnam · Ancient city
Go Thap (Óc Eo–Funan)
Óc Eo 100 BCE–300 CE → Funan 200–600 CE → Chenla 600–800 CE → Khmer influence 800–1200 · Óc Eo–Funan (pre–Angkorian Mekong hydraulic with Indianization)
Mekong Delta Óc Eo–Funan secondary city (100 BCE–600 CE) at Go Thap Tháp Mười — 400 ha with Vishnu Garuda and 20 km canal to Oc Eo.
🇯🇴 Jordan · Hydraulic works
Jawa Dam South Basalt Spillway
Early Bronze Age IA · Proto-Jawa Ghassulian-Chalcolithic
120-m south spillway with ogee crest and riprap of main Jawa dam — earliest weir hydraulics.
🇪🇬 Egypt · Pyramid
Seila Pyramid
Old Kingdom, 3rd–early 4th Dynasty (~2630–2600 BCE) · Ancient Egyptian
Fayum provincial step pyramid on Gebel el-Rus (c.2630 BCE, up to Sneferu), 25 m base, 6.8 m high, four steps.
🇮🇳 India · Hydraulic works
Kallanai Kollidam North Sluice Extension
Early Historic to Chola Medieval · Chola (Early and Medieval)
95-m north Kollidam offtake with 12 dovetail sluice bays saving delta from avulsion.
🇺🇸 United States · Ancient city
Fort Center
Woodland Glades 450 BCE–1700 CE · Belle Glade (Calusa/Glades)
Glades woodland pond-mortuary and 1200 m causeway with charnel house, wood effigies in submerged pond.
🇵🇪 Peru · Megalith
Saywite Monolith
Inca Late Horizon ca.1470 CE · Inca
2.28-m granite boulder with 203 miniature carvings, ca.1470 Inca hydraulic model.
🇮🇷 Iran · Hydraulic works
Band-e Bal
Achaemenid to Sasanian (c.520 BCE–600 CE) · Achaemenid → Sasanian hydraulic
Achaemenid bridge-dam 300 m (Darius I era, sluices, Shushtar canal head) north of Shushtar.
🇾🇪 Yemen · Hydraulic works
Marib Dam
Sabaean Kingdom, Early South Arabian (~1750 BCE – 570 CE) · Sabaean (South Arabian, Kingdom of Saba)
Earthfill diversion dam spanning the Wadi Adhanah and flanked by the limestone North and South Sluices with Sabaean monumental inscriptions.
🇵🇪 Peru · Hydraulic works
Tipón Hydraulic Gardens
Wari to Late Horizon ~1200–1572 CE · Wari then Inca
Inca 12-terrace walled garden where spring water sings through 600-year-old stone drains.
🇨🇳 China · Ancient city
Archaeological Ruins of Liangzhu City
Liangzhu Culture 3400–2250 BCE (county late Neolithic) · Liangzhu (proto-Chinese Yangtze)
Neolithic Liangzhu culture capital (3400–2250 BCE) on Yangtze, covering 14.3 ha walled city with 6.3 km rectilinear earthen walls, hydraulic system with three dams and 26 km artificial canals to…
🇮🇳 India · Ancient city
Dholavira
Mature Harappan 2650–2100 BCE (with Early/Late phases 3500–1800 BCE) · Indus Valley / Harappan
Harappan metropolis (2650–2100 BCE) on Khadir island in Great Rann of Kutch, the fifth largest Harappan site covering 100 ha with citadel, middle and lower towns and monumental water management.
