🇮🇷 Iran · Hydraulic works
Band-e Mizan Dam – Shushtar Hydraulic Node
Achaemenid to Sasanian · Achaemenid / Sasanian (with Roman prisoners)
390-m Karun diversion weir (5th c BCE /260 CE) — head of Shushtar mills system.
🇺🇸 United States · Earthwork
Pineland Archeological Site (Calusa Complex)
Caloosahatchee I–V (100–1710 CE, major 500–1500) · Caloosahatchee (Calusa kingdom)
Capital water-court capital (Randell Complex) of Calusa chiefdom (100–1500 CE, historic to 1710): 5 sand-shell mounds up to 9 m high (Brown's Mound 50×45 m), Adam's Mound, Randell Mound, Low Mound…
🇪🇸 Spain · Hydraulic works
Segovia Roman Aqueduct
Roman Imperial (mid-1st to early 2nd c. CE) · Roman Hispania Tarraconensis (Segovia)
Augustan 28.5-m 167-arch granite aqueduct 20 km 30 L/s without mortar, UNESCO 311.
🇰🇷 South Korea · Hydraulic works
Anapji Pond (Wolji)
Unified Silla 668–935 CE (Munmu–Gyeongdeok) · Unified Silla palace (Gyeongju Wolseong garden)
Anapji (Wolji) — Silla palace garden pond (674 CE) 500 m SE Wolseong palace, Gyeongju, excavated 1974–76 CHA (Gyeongju Institute).
🇾🇪 Yemen · Hydraulic works
Marib Dam East Wadi Dhana Barrage
Sabaean to Himyarite · Kingdom of Saba (Sabaean South Arabian) then Himyar
480-m east rockfill barrage of Great Marib Dam at Balaq Hills gap.
🇸🇩 Sudan · Ancient city
Semna and Kumma Fortresses
Middle Kingdom to New Kingdom (1900–1070 BCE) · Ancient Egyptian occupier
Twin customs forts Semna–Kumma bracketing Second Cataract with Sesostris III's negro-ship decree.
🇫🇷 France · Hydraulic works
Pont du Gard — Roman Aqueduct Bridge
Roman Imperial (Augustan-Claudian, mid-1st c. CE) · Roman Gallia Narbonensis (Nemausus)
Augustinian 48.8-m 3-tier bridge 50-km Nîmes aqueduct 35,000 m³/d, 6-tonne dry stone.
🇦🇲 Armenia · Temple complex
Temple of Garni and Garni Gorge Symphony
Classical Armenia Artaxiad–Arsacid (1st century CE; preceded by Bronze fortress) · Hellenistic–Roman Armenian (Artaxiad client kingdom under Neronic patronage)
Only standing Greco-Roman Ionic temple in post-Soviet Armenia (77 CE) over organ-pipe basalt gorge.
🇯🇴 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.
🇵🇪 Peru · Hydraulic works
Cantalloc Puquios Aqueducts
Paracas to Early Nazca ~300 BCE–600 CE · Nazca (and earlier Paracas)
Nazca spiral puquio filtration galleries - 600 m underground still watering desert after 1,400 years.
🇪🇬 Egypt · Hydraulic works
Aswan First Cataract — Unfinished Obelisk Quarry Canal
New Kingdom to British (1470 BCE – 1902 CE) · Egyptian New Kingdom with British Aswan regulation
Quarry slipway and basin 150 m to float 42 m Unfinished Obelisk and blocks to Nile.
🇯🇴 Jordan · Hydraulic works
Petra Siq Hydraulic Channel
Nabataean Hellenistic–Roman ~100 BCE–106 CE · Nabataean Arab (Hellenistic)
Siq slot-canyon's paired Nabataean canals and flood-tunnel still draining Petra's gorge.