According to the newspaper, located in themiddle of the Annamite Mountain Range in Quang Binh province, PhongNha-Ke Bang National Park is home to Asia’s oldest karst formations(landscapes formed from soluble rocks and characterized by caves andsinkholes). Existing for more than 400 million years, it boasts over 104km (64 miles) of caves and underground rivers.
HaLong Bay, in the Gulf of Tonkin off the coast of Northern Vietnam,consists of approximately 1,600 limestone islands and islets. Accordingto UNESCO, a majority of the islands are uninhabited due to theirextremely sharp and rugged features.
Other wondersinclude Goreme National Park in Turkey, Canaima National Park inVenezuela, Croatia's Plitvice Lakes National Park and the Namib Sand Seain Africa.-VNA