On November 12th, the Ninh Binh Department of Culture, Sports and Tourism announced that the International Union of Geological Sciences (IUGS) had just published the third list of 100 outstanding geological heritage sites in the world. Among them, "Trang An Tropical Karst" in Ninh Binh province, Vietnam, was inscribed with code number 283, belonging to the group of geological heritage sites related to geomorphology and ongoing geological processes.
According to scientific records, IUGS assesses Trang An as "the world's most widely known example of a tropical karst landscape that was once intruded upon by the sea and has now emerged on land."