Prang Ku Sanctuary is 10 kilometres from the district office. Prang Ku is a small Khmer site built of large laterite slabs. It is over a thousand years old. The front part has a large pool that is the habitat of waterfowls in the dry season.

Ban Samo Sanctuary is 10 kilometres southeast of Prang Ku. A laterite wall surrounds this small Khmer site. The square pagoda has a lintel above a fake doorway facing the south. An ancient pool lies beyond the wall.

Ta Leng Sanctuary is at Ban Prasat, Tambon Kanthrarom, 20 kilometres from the district office. A square pagoda adorns the site. The front doorway still has clear, beautiful designs. The sanctuary was built around the 11 th -12 th century.

Wat Pa Maha Chedi Kaeo, or Wat Lan Khuat, is about 70 kilometres from Amphoe Muang. The temple is wonderfully decorated with numerous colored bottles.

Tamnak Sai Sanctuary is 19 kilometres from the district office on the way to Samrong Kiat Waterfall. This site is a single square pagoda made of brick while the lintel and the doorway are made of sandstone. A Narai Banthom Sin lintel was discovered here. Two stone Singha (lions) guard the entrance.

Samrong Kiat Waterfall is 20 kilometres from the district office. This medium-sized waterfall originates from a stream in the Banthat mountain range. Above the fall is a rock plateau. It is at its most beautiful in the rainy season.

Huai Chan Waterfall is 24 kilometres from the district office on the Kanthrom-Ban Samrong Kiat Road. The fall drops down several rock levels, and has water the year round.

Chong Don Tuan Pagoda is on a steep cliff in the Phanom Dong Rak mountain range near the Thai-Cambodian border, 8 kilometres from Ban Phumisaron or 38 kilometres from the district office. This small Khmer site has a square pagoda built of brick, a doorway of stone and a lion guarding the entrance.

Pha Mo I Daeng is at the end of Highway No. 221, 36 kilometres south of the district office and 98 kilometres from Si Sa Ket town. The area is a wide rock plateau on a high cliff on the Thai-Cambodian border. This is a good spot to view the Phanom Dong Rak range and Khao Preah Vihear Sanctuary 1 kilometre away in Cambodia. A chapel here houses the Nak Prok Buddha image and the oldest Khmer-style bas-relief in Thailand from the 10 th century.

Khao Preah Vihean Sanctuary is a grand historical site and the centre of a Khmer community on the highlands of Cambodia. The site was built during the 11 th -12 th century and is more than 600 metres above level ground. Though physically in Cambodia, the sanctuary is easier to reach from the Thai side. From Pha Mo I Daeng, there is a 2-kilometre footpath with historical sites lined all the way to the mountaintop. The sanctuary offers a spectacular view of the Cambodian lowlands.

Phu La-O waterfall is a medium-sized waterfall at its loveliest in the rainy season. It is on the Ban Phumisaron-Ban Samrong Kiat Road. A 2.5-kilometre road on the left then leads to the waterfall. One can find interesting flora along the way that makes for fine nature study.

Si Phao Thai Si Sa Ket Festival is held every March 15-17 at Somdet Phra Si Nakharin Park when the Lamduan flowers in the park are in full bloom. Shows include cultural performances by 4 tribes, which are Khmer, Suai, Lao, and Yo. There are shops selling handicrafts and a light-and-sound show about the city's construction.

Pha Mo I Daeng Half and Quarter Marathon is held on the third Sunday of August between Phumisaron village and Pha Mo I Daeng in Amphoe Kantharalak. Runners like this uphill marathon because it goes through a misty area in the rainy season.