Discover Earthのインスタグラム(discoverearth) - 3月1日 17時33分

Entering the second doline of Hang Sơn Đoòng, in Vietnam. This beautiful place is also known for being the largest cave in the world ! ?? Share this beautiful footage with someone who loves nature !
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?#DiscoverVietnam
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? Video by @rdeboodt
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