Sirindhorn Museum or Phu Kum Khao Dinosaur Museum is a museum and research center about dinosaurs. The perfect and largest in Southeast Asia receiving the royal name from Her Royal Highness Princess Maha Chakri Sirindhorn. The exhibition is divided into 3 parts: Part 1, the birth of the world, part 2, the birth of living things, including dinosaurs. Until the genesis of man, part 3 is a rotating exhibition. Currently exhibiting "Phu Nam Chan Fish Fossils", a new species of ancient freshwater fish in the world, which is in perfect condition, named "Lepidotes", with a length of about 30-60 centimeters, was in the Mesozoic period or 65 million years ago the same period as the dinosaurs.