Na Phoong Cave is a tourist destination in Ba Be District (Bac Kan Province in the Northeast region). About 78 km from the center of Bac Kan Province.
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Phoong Cave is located in Ba Be National Park, is a large and mysterious cave. With the rugged terrain of the area, during the resistance war against the French colonialists, the cave was chosen as the headquarters of the Voice of Vietnam (1950 – 1954).
Source: Collected internet.