Phong Nha-Kẻ Bàng is a national park and UNESCO World Heritage Site in the Bố Trạch and Minh Hóa districts of central Quảng Bình Province in the North Central Coast region of Vietnam, about 500 km south of Hanoi. The park borders the Hin Namno National Park in Khammouane Province, Laos to the west and 42 km east of the South China Sea from its borderline point. Phong Nha-Kẻ Bàng National Park is in a limestone zone of 2,000 km2 in Vietnamese territory and borders another limestone zone of 2,000 km2 of Hin Namno in Laotian territory.
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Coordinates 17°32'27.614" N 106°6'0.885" E