Phong Nha – Ke Bang, situated in Bo Trach and Minh Hoa districts of Quang Binh province in the North of Truong Son; in the North Central Coast region of Vietnam, is one of the most beautiful national park in Vietnam. In 2003, Phong Nha – Ke Bang was designated a UNESCO world heritage site, which contains the oldest limestone mountains in Asia, formed about over 400 years ago with the huge area of over 200.000ha. Being called “Kingdom of Caves”, this place is a system of majestic limestone mountains, under these mountains, there are over 300 caves multi – shaped with the mystery and fascinating of nature. It absolutely is an attractive place for people who like exploring nature in this paradise. From the 1990s, huge caves and unknown ghotto systems have being discovered each year. Son Doong cave, discovered in 2009 by Bristish and Vietnamese explorers, is recognized the longest cave in the world. Besides the distinctive limestone foundations, the river system contains strange named rivers as Trooc river, Son river, Chay river… with the fresh blue streams winding among the limestone mountains with forest, making Phong Nha – Ke Bang becomes a magleficent painting, a heaven in real life. In this national forest, there is existing tropical forest containing many species of rare plants recorded in Vietnam red list like: Platanus Kerrii, Agarwood…When tourists visit this place, it is fantastic for them to meet and contemplate many rare animals listed in Vietnam red book. Besides the function of a national park, this site also has historical and cultural heritages as Cham culture, ancient Vietnamese’s signs and antiquities reflecting elite Vietnamese culture.