🇵🇪 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.
🇵🇪 Peru · Pyramid
Pachacamac Pyramids
Lima 200–600 → Wari → Ichma 1100–1470 → Inca 1470–1533 (pyramids Ichma period) · Lima → Wari → Ichma → Inca
Pan-Andean oracle sanctuary 200–1533 with 17 ramp pyramids (Huaca del Sol Inca? Not, Pachacamac pyramids): large stepped terraces with central ramp (Ichma style 1100–1470), Inca Temple of the Sun 30…
🇵🇪 Peru · Hydraulic works
Qhapaq Ñan – Andean Road System
Inca Empire with antecedents Wari/Tiwanaku (~1000–1532 CE; Inca 1438–1532 CE) · Inca (with pre-Inca antecedents)
The backbone of Tawantinsuyu, Qhapaq Ñan runs 6,000 km along the Andean crest from Colombia to Chile, with east–west transversal roads totalling over 23,000 km.