Tag Archives: phong nha – ke bang

Cave World in Quang Binh

Quang Binh is a coastal province in north-central Vietnam, also the narrowest province. Quang Binh shares border with Laos in the west, sea in the east, Ha Tinh province in the north and Quang Tri in the south. There are 5 major rivers flowing through this region: Gianh, Ron, Nhat Le, Ly Hoa and Dinh. River system helps to create …

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