Located on the south side of the Royal Palace, Phnom Penh. Formerly, it was known as Wat Ubosoth Ratanaram. The temple's official name is Preah Vihear Preah Keo Morakot but is commonly referred to as Wat Preah Keo in Khmer. The building is a vihara, a shrine hall, as well as a wat, a Buddhist temple; it is the official temple of the the King of Cambodia. The vihara houses many national treasures such as gold and jeweled Buddha statues. Most notable is a small 17th century baccarat crystal Buddha (the 'Emerald Buddha' of Cambodia) and a life-sized gold Maitreya Buddha (created 1906-1907) decorated with 9584 diamonds, the largest of which weighs 25 carats. The grounds contain stupas of the royal family. It was founded under Norodom I (reigned 1860-1904). The pagoda compound contains several buildings and the Reamker murals, which are under a portico on a wall that separates the pagoda area from the palace.