Paoay Church is the Roman Catholic parish church of the municipality of Paoay, Ilocos Norte in the Philippines. Completed in 1710, the church is famous for its distinct architecture highlighted by the enormous buttresses on the sides and back of the building. In 1993, the church was designated as a UNESCO World Heritage Site as one best examples of the Baroque Churches of the Philippines.
http://en.wikipedia.org/wiki/Paoay_Church
