Price: $65/ person
Phong Nha-Ke Bang National park, the UNESCO World Heritage site, is the world’s 2nd largest karst regions with 300 caves, grottoes and total length of 70km, also protecting the ecosystem of limestone forest in north central coast of Vietnam. Lying among the National park, Thien Duong “Paradise” cave was newly found in 2005, took the title “the world’s longest cave” from Phong Nha cave and lures everyone by its diversity of rock formations inside.
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