The Church of San Pedro de Atacama is one of the oldest and most distinctive churches in Chile. Built in stages from the 17th century onwards — with the earliest elements dating to around 1641 — it is a simple adobe structure that reflects the materials and techniques of the Atacameño builders who constructed it. The walls are thick whitewashed adobe, the roof is supported by cactus wood beams, and the belfry is a characteristic detached tower that catches the desert light beautifully in the evenings.
The church stands beside the main plaza and is small enough to fill with a single congregation. The interior is cool and dim — a welcome contrast to the desert outside — with plain walls, a carved wooden altar, and a few religious paintings and statues. The simplicity is appropriate: this is a working church in a small desert town, not a monument to colonial wealth.
The building was extensively restored in the 1990s and is now a national monument. It is the architectural centrepiece of the town and the most photographed building in San Pedro — particularly good in the golden light of early morning or late afternoon.