Sơn Đoòng Cave (Vietnamese: hang Sơn Đoòng, IPA: [haŋ ʂɤ̄n ɗɔ̤ɔ̀ŋ]), in Phong Nha-Kẻ Bàng National Park, Quảng Trị Province, Vietnam, is the world's largest natural cave.

Sep 29, 2023 · The Kazumura Cave in Hawaii is the longest and deepest lava tube in the world, measuring 40.7 miles long and 3,614 feet deep. Tourists cannot enter the cave, but there are tours …

Son Doong is considered to be the largest cave in the world, based on volume and also the biggest cave in Vietnam, found by Ho Khanh – a Phong Nha jungle man in 1990.

Jul 22, 2025 · Able to fit a Boeing 747 and a block of skyscrapers, the largest cave in the world hides in Vietnam. Here's what you need to know about joining the expedition.

Nov 1, 2024 · Hang Son Doong is the world's largest known cave, with enough space in some of its passages to fly a Boeing 747 airplane through them.

In the heart of Vietnam’s Phong Nha-Ke Bang National Park, Son Doong Cave, the largest cave in the world, emerges like a fantastical scene from a Jules Verne novel.

Oct 28, 2025 · The largest cave in the world is Hang Son Doong Cave, located in Phong Nha-Ke Bang National Park in Vietnam. It was first discovered in 1991 by a local farmer named Ho Khanh, but it …

Mar 8, 2025 · Sơn Đoòng is the largest cave in the world by volume, meaning it has the biggest interior space. It contains an entire rainforest inside due to its collapsed ceiling allowing sunlight to enter.

Hang Son Đoòng (the name means "Mountain River Cave") is the world's largest single cave passage, based on its overall dimensions. It is around 200 metres (655 feet) high, 150 metres (490 feet) wide …

Dec 8, 2025 · The world’s largest cave, Hang Son Doong (Mountain River Cave) was discovered in the dense forests of Vietnam’s Phong Nha-Ke Bang National Park in 1990 by a local man, Ho Khanh, as …