A Wat is a Buddhist Temple in Thailand. Wat Phra Kaew (Thai : วัดพระแก้ว) commonly known in English as the Temple of the Emerald Buddha and officially as Wat Phra Si Rattana Satsadaram is regarded as the most sacred Buddhist temple (wat) in Thailand. The Emerald Buddha housed in the temple is a potent religio-political symbol and the palladium (protective image) of Thailand.The temple is in Phra Nakhon District, the historic centre of Bangkok, within the precincts of the Grand Palace