🇮🇶 Iraq · Hydraulic works
Jerwan Aqueduct of Sennacherib
Neo-Assyrian (Sargonid) · Assyrian Imperial (Nineveh hydraulic corps)
Neo-Assyrian 280-m aqueduct bridge 705 BCE carrying Khosr Canal to Nineveh, largest pre-Roman.
🇫🇷 France · Hydraulic works
Barbegal Roman Aqueduct & Mill Ensemble (Fontvieille, Provence)
Roman Imperial (Hadrian to Severan, 2nd–3rd c CE) · Roman Gallo-Roman (Arelate)
Hadrianic 16-wheel industrial mills (early 2nd c CE) on 9 km aqueducts — Roman factory producing 4.5 t flour/day for Arles.
🇵🇪 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.
🇯🇴 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.
🇪🇸 Spain · Hydraulic works
Aqueduct of Segovia
Roman Flavian Trajanic c.112 CE · Roman (Hispania)
Aqueduct of Segovia – 28.5m double-tier granite ashlar aqueduct (167 arches, 15 km total, 813m bridge) carrying Río Frío to Alcázar without mortar, c.112 CE Flavian-Trajanic. UNESCO 1985.