Vietnam’s mysterious cave – Son Doong.
This cave was unknown to the outside world until it was found by Ho Khanh. Later, British Cave Research Association found it and opened it for tourists in the year 2014.
To know more, please stay tuned to watch the video till end.
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Voice & Edited by – Mysterious Nights India 😀
Music – Heart of Nowhere by Kevin MacLeod is licensed under a Creative Commons Attribution license (
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