Hue to Vinh Moc- Phong Nha by car

Phong Nha-Kẻ Bàng is noted for its cave and grotto systems as it is composed of 300 caves and grottos with a total length of about 70 km, of which only 20 have been surveyed by Vietnamese and British scientists; 17 of these are in located in the Phong Nha area and three in the Kẻ Bàng area. The park derives it name from Phong Nha Cave, containing many fascinating rock formations, and Kẻ Bàng forest.The plateau on which the park is situated is probably one of the finest and most distinctive examples of a complex karstlandform in Southeast Asia. This national park was listed in UNESCO’s World Heritage Sites in 2003 for its geological values as defined in its criteria viii.