Puong Cave is a large cave with 30m high, 300m long, is an interesting
place in Ba Be National Park that tourists in Vietnam travel should
Puong Cave located on the Nang River, 5km from the town
of Ba Be District, Bac Kan province, was created by the rivers current
as it flowed next to the base of the Lung Nham Mountain, which is a
chain of Limestone Mountains.