Hang Son Doong cave — the name means "Mountain River" — is young compared with other limestone caves. It formed 2 to 3 million years ago inside the biggest limestone massif in Asia, a colossal ...

Thanks to discoveries made during a recent expedition, the world’s largest cave, Vietnam’s Son Doong, appears to be even bigger than previously thought. Find out how much larger we now think ...

Hang Son Doong is in Phong Nha-Ke Bang National Park in Vietnam, near the border with Laos and is the world's largest natural cave. By Grace Piercy , News Reporter 06:00, Sun, Apr 6, 2025 ...

In Hang Son Doong, the two largest ones are each more than a mile from the cave's entrance, meaning visitors must climb and hike through darkness to reach them. Deboodt is a native of Nebraska who ...

Home to the world’s largest cave, Son Doong, the park gets thousands of visitors per year. Tourism in the area has also benefited the local economy, leading to a decrease in unsustainable use of ...

Hang Son Doong, located in Vietnam’s Phong Nha-Ke Bang National Park, is the world’s largest known cave, with vast passages so immense that a Boeing 747 could fly through them.This limestone ...

Porter Trail: A strong crew of 20 porters, three guides, two caving experts, two chefs and two national park rangers assist on every expedition to Hang Son Doong.

Porter Trail: A strong crew of 20 porters, three guides, two caving experts, two chefs and two national park rangers assist on every expedition to Hang Son Doong.