Posts Tagged: "river"

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Inside Hang Son Doong – The world’s Largest Cave

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Breathtaking drone footage shows gigantic Hang Son Doong – ‘Mountain River Cave’ in amazing detail First place in the world for being the largest cave in the world belongs to Hang Son Doong in Vietnam, in Phong Nha-Ke Bang National Park, about 450 kilometers (280 miles) south of Hanoi. It is...