Sirindhorn Dinosaur Museum
A museum built over the Phu Kum Khao dig in Kalasin, where around seven hundred bones lie in the rock as they were found.
Updated 28 August 2026
In 1994 a monk at a temple on Phu Kum Khao hill in Kalasin found fossil bone, and the excavation that followed exposed one of the richest dinosaur sites in Southeast Asia - around seven hundred bones in a single bed, mostly of Phuwiangosaurus sirindhornae, a sauropod, with several individuals jumbled together in what appears to have been a river deposit. Rather than remove them, the site was roofed and a museum built around it, so the main hall is the excavation itself with the bones exposed in the rock and a walkway over it. The museum around that covers the geological history of the region, other Thai finds including theropods and early birds, reconstructions and mounted skeletons, and is named for Princess Sirindhorn, who has supported palaeontological work in Thailand. It is one of the better-funded museums in Isan and the presentation is modern. It closes on Mondays.
Highlights
- The in-situ dig - around seven hundred bones exposed in the rock under a roof.
- Phuwiangosaurus - the sauropod species most of the bones belong to.
- The mounted skeletons - reconstructions of Thai finds in the surrounding halls.
- The 1994 discovery - the monk's find that started the excavation.
When to go
November to February; indoors and air-conditioned. Closed Mondays. Two to three hours covers the dig hall and the museum.
Things to know
Closed on Mondays. English labelling is partial. Kalasin is well off any tourist route and a car is needed. It is a specialist subject and holds children better than some adults.
Nearby
Kalasin town is south; Phu Phan National Park is east.
What to pack for Sirindhorn Dinosaur Museum
Chosen from what this place is for. Tap a kit for the full checklist.
- Comfortable walking shoes - Sightseeing means kilometres of pavement and cobbles daily. Find on Amazon
- Modest clothing - Shoulders and knees covered - the single most common requirement. Find on Amazon
- A slim anti-theft daypack - Zips that close properly; keep it in front in crowds and on transit. Find on Amazon
- A scarf or shawl - To cover the head or shoulders on entry; women especially at mosques. Find on Amazon
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