Wat Phra Mahathat Woramahawihan is the most important temple in the province of Nakhon Si Thammarat, and in southern Thailand. The Chedi contains a relic of the Buddha. The temple was first constructed in the 6th or 8th centuries as a much smaller edifice, in the Srivijaya style. At this time this region of what is now Thailand was part of the Srivijaya Empire, however, it is possible that an earlier religious construction existed at this location. Since then the Chedi has been enlarged and re-modelled, with a continual series of additions to the temple grounds. In 1227 it was re-designed in the Sri Lankan style and a temple was constructed around the Chedi. The most recent renovation was completed in 2009.