Looks like you're in Thailand but nah, this is in the Philippines. This is the sideview part of Saint Augustine Church commonly known as the Paoay Church found in Ilocos Norte.
(Photo taken last November 2015)
If you would like to know more about the history of Paoay Church, click the link below.
Check how it was built. https://en.m.wikipedia.org/wiki/Paoay_Church