World’s Largest Cave
Son Doong, the world’s largest cave, was discovered in 1991 in the Phong Nha-Kẻ Bàng National Park. It is more than 5 kilometers in length, 200 meters high, and 150 meters wide. Some even call it the “Great Wall of Vietnam.”
![Son-Doong](https://d17e0fxzi1rsso.cloudfront.net/wp-content/uploads/2018/04/15100432/Son-Doong.jpg)
Son-Doong
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Puppets Walking On Water
Water puppetry has existed in Vietnam since the 11th century. It is a very popular, traditional form of art. There are many performances locals and tourists can enjoy. The puppets look like they are floating!
![Water-Puppets](https://d17e0fxzi1rsso.cloudfront.net/wp-content/uploads/2018/04/15100638/Water-Puppets.jpg)
Water-Puppets