Things to do in Sisaket.

The province's headline Khmer monument and the easiest to reach, sitting about twenty-four kilometres west of Sisaket town on the Highway 226 and railway corridor. It is described by architectural sources as the largest and best-preserved Khmer ruin in the province: a Baphuon-style sanctuary generally dated to the eleventh century, now enclosed within a working Thai Buddhist temple compound, so what you actually see is a thousand-year-old Khmer prasat standing alongside modern viharn buildings in the classic Thai style — an unusually direct illustration of how Isan absorbed its Khmer inheritance rather than fencing it off. Prasat Sa Kamphaeng Noi, a smaller companion site, is nearby. Both sit well outside the border zone and are open.

Sisaket's provincial seal shows Prasat Hin Ban Samo, a Khmer temple of roughly a thousand years standing in Prang Ku district in the southwest of the province — which makes it, formally, the single most important monument here even though Sa Kamphaeng Yai is the bigger draw. The district takes its name from a brick prang described by regional sources as similar in style to Surin's Prasat Sikhoraphum. Together with Sa Kamphaeng Yai and the smaller sites scattered across the corridor, they are why the provincial motto opens with "lands of the Khmer castles" — the many Khmer ruins across Sisaket show the area mattered to the empire by at least the twelfth century, even though it appears to have been sparsely populated then.

One of the genuinely unrepeatable sights in Thailand, and it is in a Sisaket district most people could not place on a map. Monks at Wat Pa Maha Chedi Kaew in Khun Han began collecting empty glass bottles in 1984 and building with them; the temple now runs to well over 1.5 million recycled bottles, mostly beer, used across the main hall, the chedi, the crematorium, the monks' quarters and — famously — the toilets, with bottle caps worked into mosaic murals. It is a working temple rather than an attraction built for visitors, which is most of the point. Khun Han is one of the southern districts, roughly an hour and a half from the town by road; it does not touch the border, but check conditions locally before a long drive south.

Sisaket's most famous view is of something that is not in Thailand, and at the time of writing you cannot see it. Khao Phra Wihan National Park covers 130 square kilometres of the Dângrêk mountains in the southeast of the province and was gazetted on 20 March 1998; it is named after the Khmer Empire temple of Preah Vihear, which is in Cambodia and has been the subject of a long territorial dispute, and which has historically been reached principally from the Thai side because the ruins sit at the top of a sheer cliff several hundred metres above the Cambodian plain. The Pha Mo I Daeng cliff is the viewpoint. When fighting escalated on 24 July 2025, Khao Phra Wihan was among the six locations where clashes were reported, and the park and the Chong An Ma crossing beside it have been closed since. Assume closed and verify with the Department of National Parks before travelling.

Sisaket Volcano Durian took geographical-indication registration in 2018, and the geology behind it is real rather than marketing: the orchards sit on soil weathered from basalt in the old volcanic country around the Phanom Dong Rak range, and the fruit that results is described as silky and smooth, crisp outside and soft inside, with withered seeds and — the distinguishing trait — noticeably less of the smell durian is famous for. It grows in Khun Han, Kantharalak and Si Rattana, and the harvest starts around late May. It is now the province's best-known export after its hom mali rice and the shallots and garlic that took their own GI registration in 2020, and it is the single easiest way to understand why the southern districts matter economically.

The best-known natural landscape in the north of the province, and it exists because of a mistake. The Rasi Salai Dam on the Mun was completed in 1994 and unofficially decommissioned in July 2000 after the reservoir devastated farming villages and wetland the design had not accounted for; the dispute is still part of local politics. What was left behind is a broad wetland and reservoir landscape that is now the province's birding and open-water destination, about forty kilometres northwest of the town through flat rice country. Go for the water, the paddy light and the birds; go informed about why it looks like that.

Sisaket's provincial motto is a list and the first two items are both in the town. "Home of Luang Pho To" is Wat Maha Phuttharam, which houses the revered image the province is known for. "Suan Somdet" is Suan Somdet Phra Si Nakharin, the public park that gives the town its green centre. Around them sit the provincial administration, the fresh markets, the banks and the Class 1 railway station — all inside a walk, which is more than most Isan provincial towns can offer. The lamduan, the provincial tree and flower whose six petals stand for the six original districts, is what gives Sisaket its older name of Si Nakhon Lamduan, and it is planted through the town.

A 9,500-seat stadium in a province of 1.44 million people, owned by the Thailand National Sports University Sisaket Campus and home to Sisaket United of Thai League 2. The lineage is complicated and worth knowing before you buy a shirt: Sisaket F.C. played in Thai League 1 from 2010 to 2017, and on 27 July 2022 the Administrative Court of Thailand instructed the Football Association to return the club-management rights to Esan United, which effectively dissolved the Sisaket team. A matchday here is the closest thing the province has to a mass public event, and it is a good deal easier to attend than anything on the escarpment.