Asia · Nature
Phong Nha
The world's largest caves, in a national park most itineraries skip.

- Place
- Quang Binh · Vietnam · VN
- World region
- Asia
- Type
- Nature
- ID
- DST-0098
Why go
The world's largest caves, in a national park most itineraries skip.
Phong Nha holds Son Doong, the largest cave passage on earth, plus several accessible alternatives. It is the strongest reason to break the Hanoi to Hoi An route.
Signature experiences
- Paradise Cave
- Phong Nha cave by boat
- Bong Lai valley by motorbike
Interest tags
cavesnatureadventurehikingphotography
Good for
Adventure travellersRepeat Vietnam visitors
Best months
Feb-Aug
Avoid months
Sep-Nov (flooding closes caves)
Ideal stay
3 days

Nearest airport
VDH · Dong Hoi
Pace
Active
Cost tier
Budget
Peak crowd level
Low
Country ISO
VN


