Construction on the church began in 1661; it has since been judged "one of the most important works of religious architecture in Puerto Rico".

[2] The church is separated from the open plaza below by a series of ceremonial steps and a delicate cast iron balustrade.

[2][3][4] This article incorporates public domain material from Church of San Blas de Illescas of Coamo.

This article about a property in Puerto Rico on the National Register of Historic Places is a stub.

You can help Wikipedia by expanding it.This article about a church building or other Christian place of worship in Puerto Rico is a stub.