Andes in : Qhapaq Ñan as infrastructure empire

Potato domestication, Quechua–Aymara worlds, Inca roads and highland festivals — altitude culture without racial myths. Andean cultures domesticated altitude: crops, ritual and labor systems fit thin air. Inca infrastructure overlays older societies; Spanish colonialism remapped belief and land.

Indigenous languages and festivals remain political present tense. No. They were one expansive state among many Andean societies. See the high-altitude diversity page — adaptations are traits, not a league of types. Quechua and Aymara remain millions-strong with regional variation.

Catholic festivals often carry Andean mountain devotion underneath. Extractive economies shape migration and ritual calendars still. Indigenous Americas; high-altitude diversity; trade-routes. Colonial casta systems were social law — not biology we endorse. Highland and coastal societies intensify.