Phong Nha - Ke Bang
A national park holding the largest cave passage in the world.
Phong Nha - Ke Bang National Park in Quang Binh became a UNESCO World Heritage Site in 2003. Son Doong, found in 1991 and surveyed in 2009, is the largest known cave passage on earth.
- Coordinates
- 17.5900, 106.2833
- Places
- 2
Places
Nature
Phong Nha Cave
A river cave entered by boat along the Son river.
Son Doong Cave
The largest cave passage in the world, accessible only on a permitted expedition.
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