Wat Yai Chaimongkhon Initially, this monastery was constructed by King U-thong in 1900 B.E. to accommodate the monks that once were ordained from Phra Wanratana Mahathera Bureau in Ceylon. This denomination is called "The Pakaew Group". Thereby this monastery was named "Wat Pakaew". Later on many people were faithful in this denomination. Many of them were ordained the monks of this denomination so that Pakaew Group became prosperous rapidly during that time.