Quang Binh Province, where Son Doong Cave is situated, only allows around 600 visitors a year
The group will also visit nearby attractions such as En Cave and Phong Nha and camp in the primitive forest
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Some say the two caves are even more beautiful than the world-famous Son Doong, also in Quang Binh Province
Tien 2, one of Vietnam's 57 newly discovered caves, will open to tourists on Friday
The special expedition will play a key role in promoting Son Doong
Tours to the cave in central Vietnam will be resumed early next year
Since the mind-blowing discovery in 2010, researchers have been trying to find out the real story behind these old...
The province draw 46,900 foreigners this year as its cave tours are usually fully booked
The cave in central Vietnam boasts a lot of large stalactites in different colors and shapes
The cave in northern Vietnam has been opened to those with a sense of adventure
'Kong: Skull Island' will feature the spectacular Son Doong and some other sights in the northern mountainous region
The Phong Nha – Ke Bang tourism center has launched a program to explore Toi (Dark) Cave in the world heritage Phong...
Management of Phong Nha-Ke Bang National Park will explore the newly-discovered limestone cave