Prasat Huai Thap Than

Prasat Huai Thap Than is a Khmer temple ruin located in Ban Prasat, Tambon Prasat, Huai Thap Than District, Sisaket Province, northeastern Thailand. Built in the 11th to 12th century during the Khmer Empire, it consists of three brick prangs on a laterite base within a laterite enclosure. Notable for its Baphuon-style architecture, sandstone lintels and door frames, it reflects Hindu origins later adapted for Buddhist use and is a significant archaeological site in lower Isan.

Visitors can expect a compact, restored Khmer sanctuary set in a quiet village environment. The site features three brick prangs aligned north-south facing east, standing on a shared laterite platform, enclosed by a laterite wall with an eastern gopura and traces of a moat. The surroundings are open grassy grounds with scattered laterite remains, sandstone door frames and decorative lintels. Visitors can walk around the enclosure, view the prangs up close and explore the grounds at ground level.

Prasat Huai Thap Than was constructed in the 11th to 12th century during the Khmer Empire, attributed to the Baphuon and Angkor Wat periods. Built primarily of brick and laterite with sandstone elements, it served as a Hindu sanctuary, likely dedicated to Shiva, before later adaptation for Theravada Buddhist use. It represents the expansion of Khmer architecture and administration into present-day lower Isan.

The site is a significant example of Khmer cultural heritage in northeastern Thailand and reflects the historical Hindu-Buddhist transition in the region. It remains a respected local historical landmark and is maintained as an archaeological site illustrating Isan's Khmer legacy.