Is an ancient site located at the Southeast of Kampong Cham province, at Prey Nor Kor village, Daun Tey Commune, Ponhea Krek district in the distance of 42 Kilometers from the provincial town of Kampong Cham. Prey Nor Kor Knong-Krau temple can be accessible by the National Road No 7 and turn right by a trail at Dam Nak Cha village. This resort has five trails at the public gathering place of Daun Tey Commune such as: - The trail at the public gathering place of Knar has six-kilometre distances

- The distance from the main road to Preah Theat is five kilometers.

- The distance from the trail to Dam Nak Cha is 10 Kilometres

- The distance from Poan Chrey to Prey Nor Kor Knong is 5.3 Kilometres

The resort of Prey Nor Kor Knong-Krau temple is the gathering place where the local people and tourists meet each other for enjoying popular games and religious purpose during the traditional festival. The Temple of Prey Nor Kor has the same form to the temple of Sam Bour Prey Kuk, and it was built in the 9th century. Until the assassinated plan set up by the princess of Kun Bot he had mobilized troop to fight successfully against the princess. Prey Nor Kor Knong-Krau temple has 2500-square meter landarea consisting of

- Thum Temple: Located on high hill of the Khoeun of present temple. It included three temples made of solid brick: one at the left was completely damaged and other two temples remain good forms. Inside these two temples, there are some statues and broken ancient objects remain

The local people believe that the temples have been protected and maintained by sacred spirit if tourists would like to photograph the two temples, they should light incense to pray for allowance first otherwise the picture of the two temples do not appear in their cameras.

- Preah Theat Temple: Located at the East of Thum temple. It included six temples, which were damaged by war. At the present, there is one temple remains but it is almost collapsed because of digging in search of treasure

- Preay Theat Pond: Located at the Northeast of the Thum temple. At that time, there was a Pond called Ku Teuk. - Koh An Det or Kor Prak (30 meter length by 20 meter width): or another name called Sras Toem located at the North of the village

- Tum Nup or Kam Pheng Poat Chum Vinh: Located around the city of Prey Nor Kor Knong-Krau and was planted the complex and inaccessible wild bamboo.

- This dam has approximate 10-metre height, 15-metre vertical angle, and square angle;each angle has 2,500 Metres. Some parts of the dam have been damaged.

Wat Preah Theat Thma Da temple is an ancient site located in Preah Theat Thma Da village, Preah Theat commune, O'Rang Oav district, about 38 kilometers southeast of Kampong Cham provincial town. Take National Road 7 from Kampong Cham town, turn right at National Road 11 and continue on to O'Rang Oav district. The site is 8 kilometers down a dirt trail.Wat Preah Theat Thma Da temple is 190 meters long and 60 meters wide. The temple includes Preah Theat temple and a pond that is 180 meters wide and 950 meters long. The water in the pond is very clear. It is called Tonle Sa Ngout. Along the entrance to the temple is another temple called Preah Vihear Preah Chul Nipean. At one time there was a statue of the reclining Buddha reaching nirvana, but the statue was stolen

There are a number of statues in Wat Preah Theat Thma Da that local people worship. They include statues of Atitep Vero, Kongchak, Hekpous, Srei Krupleak, Tuosmuk and Angkrong Pleung.Behind the temple there is another hall Meru Mena built during French colonial times. At the front door, there is a Meru with a lintel (a horizontal beam that supports the weight of the wall above a door) that is sculpted on sandstone. Much of it has been damaged. Inside Meru, is a sculpture of Haothi Neang Umaparvati, which the Brahmans worshiped. It is believed that if a coconut is dropped into the hole inside Meru, the coconut will appear in the middle of the pond. Meru was built was on the site of an old temple.

The site is a mountain that features a cliff and waterfall. Inaccessible at one time, it has become a popular tourist destination in Kampong Cham province. There might be no other place like Haong in the province, where visitors can see real nature. Those who have visited will never forget the jungle and the beautiful waterfall thpt is perfect for swimming. Buddhists often come there to pray to the Buddha statue and to seek blessings from the monk who lives there. According to local authorities, there are 1,800 hectares of jungle at Haong. Some of the trees have been cut by local villagers to clear land to farm.

Haong is in Memut district on the border of Tambe district, about 90 kilometers east of the provincial town. The road to Haong is desolate, so it is recommended that visitors either take a tour there or travel with a group of people. At one time, Haong was entirely jungle. Then a monk named Prak Mony arrived there, and Haong began to change. Today, monks live there and a pagoda is being built. A visit to Haong is an unforgettable experience.