Prasat Sikhoraphum (or Prasat Ra Ngaeng) is located at Sikhoraphum district of Surin. From the style of lintels as well as other carvings, this temple can be dated to the 12th century, at about the same time as the Angkor Wat style. The temple consists of five towers situated on the same elevated platform with a quincuex arrangement and surrounded by a moat. At first, this temple had been Saivism sanctuary and was left abandoned. But it was later restored and converted to be a Theravāda Buddhist temple in the 19th century, as affirmed by inscription found on the doorframe of the southeast tower.