Son doong cave

 

1. Son Doong Cave, Vietnam

Son Doong Cave is the largest cave in the world, offering a unique exploration of underground forests, flowing rivers, and extraordinary rock formations.

Special Features: Lush underground jungles, large stalagmites, and fascinating ecosystems.

How to Visit: Visitors must register with authorized tour operators.

Best Time to Visit: March to August, during the dry season.

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