Cao Bang is home to Southeast Asia's largest waterfall, Ban Gioc. Discover hidden gems like Nui Thung Mountain and Phong Nam Valley. Off the beaten path! Cao Bang | Hidden Gems | Nui Thung Mountain | Phong nam Valley | Ban Gioc | North Vietnam | Bucketlist | Travelguide | Vietnam Guide | Bucketlist | North Vietnam Loop | Vietnam Travel | Vietnam Nature | Vietnam Adventure | Best Things To Do
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