The main archaeological site n°1 is the Prasat (castle) located just opposite the main door.
Archaeological site No. 2 is the stone castle located on the northwest side adjacent to the glass wall. Archaeological excavations have uncovered a large number of bases of sandstone sculptures, such as the statue of Avalokiteshvara, the statue of Buddha seated under the Naga, the statue of Prajnaparamita and many images of the terracotta Buddha.
Archaeological site No. 3 is a small structure built of bricks and laterite. Stone plaques are erected at each exterior corner of the structure, with the possible purpose of serving as boundary markers for the temple. Archaeological excavations have revealed numerous images of metal Buddha with a lead texture.
Archaeological site No. 4 is a square one-storey laterite building located further south-west.
Muang Singh was declared historical park in 1987. It is not the most remarkable Khmer site in Thailand, the most beautiful temples of this style remaining Phimai and Phanom Rung and Prasat Muang Tham in Buriram province but it is still interesting to visit Prasat Muang Sing Historical Park.