Son Doong Cave is in the forest and broader than a football stadium. Natural wonders always invite admiration from anyone who watches it.

The same thing is felt by tourists when visiting the Son Doong Cave, located within the Phong Nha-Ke Bang National Park area, in Truong Son, Quang Binh Province, Vietnam. The distance is 500 km from Hanoi to the south and one hour flight from Hanoi.

Phong Nha-Ke Bang National Park, Largest Cave in the World

Reporting from, Son Doong Cave is included in one of the 20 cave lists that have been found within the National Park area. But unique, from the 20 caves, Son Doong is the largest cave.

Fact About Son Doong Cave

The British Cave Research Association has named Son Doong Cave as the largest cave in the world. The largest room itself is 5 km long, 200 meters high, and 150 meters wide. The extent is just like a separate city, but the location is on the ground.

Hang Son Doong Cave is more than 3 million years old but was only named the biggest cave in 2010. This cave was officially opened to the public in 2013.

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Son Doong Cave was discovered by residents in 1991. When found, they heard strange sounds from inside the cave. But once examined, it turns out it was the sound of underground rivers flowing profusely in the cave.

Hang So Doong Cave even has a river called the Rao Thuong River, stalactites, stalagmites, and various minerals and sediments. The traveler can even camp out in the cave.

Son Doong Cave also has its forest located on the inside. Many types of plants are known to have survived there for hundreds of years ago. Of course, it is a new object for scientists to study.

Vietnam's National Park with the Largest Cave in the World

More interestingly, to go to this cave, a traveler must descend the mouth of the cave using a rope. The cave walls themselves are comparable in height to a 40-story building.

To maintain its sustainability, the Government of Vietnam gave regulations on a visit to this National Park. Han So Doong Cave will only open every week during February-August.

The Third Largest Cave in the World is Also Here

Its name is Hang En Cave, which is the third-largest cave in the world. Located in Phong Nha-Ke Bang National Park, Quang Binh Province, Vietnam, Hang En Cave stretches to 131 meters in height and 150 meters in width.

This cave is even almost as tall as the London Eye rides and 1.5 times wider than a standard soccer field. Before reaching Hang En Cave, you must trek as far as 20 km with rocky terrain and splitting the forest to find this cave. A traveler can also explore the Hang En cave as far as 3 km inside.

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