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Beautiful natural swimming pool

Cartier Ballon Bleu

I want to go here when we take our Vietnam trip! "In the spring of 2009, Sims was a member of the first expedition to enter Hang Son Doong, or “mountain river cave,” in a remote part of central Vietnam. Hidden in rugged Phong Nha-Ke Bang National Park near the border with Laos, the cave is part of a network of 150 or so caves, many still not surveyed, in the Annamite Mountains.


Wanna go there... Like right now.