Yavi

Yavi sits at 3,400 metres near the Bolivian border, and its church — Nuestra Señora del Rosario and San Francisco, completed around 1690 — holds work that belongs in a museum and has stayed in this village for three centuries instead: carved gold-leaf altarpieces threaded with Andean sun and maize imagery, and windows of translucent onyx that turn morning light amber. The village around it counts a few hundred residents and almost no tourism at all.

Yavi served as seat of the Marquesado del Tojo, the vast colonial land grant that ran across the Puna, and the pairing at its plaza tells that story whole: the protected church facing the marquis's former house across the square, now a seven-room museum carrying the colonial and independence-era history of the frontier. The onyx-window installation has almost no equal in the country, the altarpiece ranks among Argentina's finest colonial baroque work, and the puna setting gives the village the architectural stillness of an altiplano settlement without the infrastructure. Openings follow the village's own rhythms — church and museum hours confirmed locally, a walk between adobe walls filling the rest — and La Quiaca's border markets sit a short drive away for the day's second act.