🇵🇪 Peru · Hydraulic works
Puquios de la Achirana
Late Horizon Inca Imperial 1450 CE · Inca (Quechua) imperial engineers
12 Inca puquios gallery aqueducts (17 km, 1450 CE) of the Achirana canal, Inca ashlar aqueduct feeding Ica Valley.
🇨🇱 Chile · Geoglyph
Alto Ramírez West Quebrada Cardones Geoglyphs (Cardones Ravine Terraces)
Middle Horizon to Late Intermediate (Alto Ramírez–Cabuza 600–1100 CE) · Lluta Alto Ramírez–Cabuza–Maitas
27 western Cardones ravine figures 3.5 km from Lluta confluence: bow-legged giants plus feline and trapezoid avenue to puquios.
🇵🇪 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.
🇵🇪 Peru · Hydraulic works
Nazca Puquios Aqueducts
Nasca culture, Early Intermediate (~500 BCE – 600 CE; puquios ~300–600 CE) · Nasca (Nazca)
Unique Andean hydraulic analog to Persian qanats: 36 puquios, each a stone-lined infiltration gallery tapping sub-river gravel aquifers, ventilated by corkscrew stone spirals descending to the…