- Son Doong Cave to help promote Quang Binh’s tourism
- Home to world’s largest cave Son Doong gearing up for tourism boom
Officials from the National Park Management Board described their attempt as potentially deadly.
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Son Doong opened to tourists in 2013, four years after members of the British Cave Research Association concluded their initial exploration and declared it the world’s largest cave. The 5km system contains at least 150 individual caves, a dense subterranean jungle and several underground rivers.
