🇪🇸 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.
🇪🇸 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.