The Pa Hin Ngam National Park is located in Chaiyaphum Province in northern Thailand. It covers an area of 112 square kilometres and is famous for its strange rock formations, after which the park is named.
Thailand 2000, Krachieo Field in Pa-Hin-Ngam-Nationalpark.
Thailand 2007, Pa Hin Ngam National Park.
The stamps were issued in sheets of 20 stamps and se-tenant in illustrated miniaturesheet as shown above.