9 Spectacular and amazing Geographical facts of the Earth you never knew

9 Spectacular and amazing Geographical facts of the Earth you never knew

9 The Er Wang Dong Cave has its own unique weather system inside it

Perhaps the most mysterious geographical facts, both the Er Wan Dong cave and the Hang Son Doong cave in Vietnam have independent weather systems existing inside the caves. ER Wang Dong with a depth of 441 even has its own vegetation native to the cave atmosphere. Hang Son Dong in Vietnam located on the Laos –Vietnam border is the world’s largest known cave passage cross section with its own vegetation, weather system and even a flowing river.

The Er Wang Dong Cave
Image Source: www.dailymail.co.uk

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