Phong Nha-Ke Bang, a UNESCO world heritage site recognized for its geodiversity, has won the second title from the UN body for its biodiversity. Representatives from...
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British’s Huffingtonpost has just predicted tourist destinations in the world, where you’ll go on vacation in 20 years, Son Doong cave in Vietnam as one of...
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In the first half of this year, only 160 visitors visited the world’s largest cave, Son Doong cave (Quang Binh), located in the heart of Phong...
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