Hang Son Doong in Vietnam is the largest cave in the world by volume.

Located in Phong Nha-Ke Bang National Park, it contains a unique ecosystem with its own jungle, underground river, and even clouds.

The cave is so massive that it can fit an entire skyscraper inside.

Discovered in 1991 and explored in 2009, it remains one of Earth’s most extraordinary natural wonder
Hang Son Doong in Vietnam is the largest cave in the world by volume. Located in Phong Nha-Ke Bang National Park, it contains a unique ecosystem with its own jungle, underground river, and even clouds. The cave is so massive that it can fit an entire skyscraper inside. Discovered in 1991 and explored in 2009, it remains one of Earth’s most extraordinary natural wonder
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