Iglesia de la Compañía Fire
The Iglesia de la Compañía de Jesús Fire (8 December 1863) was a mass casualty event in Santiago, Chile. It is the deadliest fire known to have occurred in the city, one of the deadliest single-building fires in world history and one of the deadliest-ever fires within a religious site.
Source: Wikipedia — Iglesia de la Compañía Fire (CC BY-SA 4.0)