Can you visit largest cave in the world?

Son Doong Expedition Tour. The 6 days and 5 nights journey to conquer the world's largest cave with spectacular sceneries and terrains change everyday. The Son Doong Expedition 2024 is almost fully booked, only some spots available for departure in August 2024. We are now opening sales for the 2025 tour.



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The unexplored kingdoms of the earth, where humans dread to enter and undiscovered species live. They're gorgeous, but considered out of bounds. Son Doong Cave (Mountain River Cave in Vietnamese) is the world's largest cave located in Quang Binh province, Vietnam.

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Swimming is not a requisite for the Son Doong Expedition, as there are no required swimming sections. However, you have the option to take a dip and enjoy a swim at the Hang En cave – the world's 3rd largest cave.

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The Geological History of the Jenolan Caves Scientists have determined, through the examination of the clay found in the caves, that the Jenolan subterranean system is around 340 million years old. This makes it the oldest known and dated open cave system in the world, and it is still being heavily researched today.

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Son Doong is located in Central Vietnam, in the heart of the Phong Nha Ke Bang National Park. It is considered the largest cave in the world, based on volume.

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#1: United States Caves (45,000) Stretching from sea to shining sea, the United States harbors an estimated 45,000+ caves, the product of millions of years of geology at work. The country's varying terrains — limestone-rich regions, rugged mountains, and desert areas — offer a diverse array of caves.

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The Sistema Huautla in Oaxaca is the 10th deepest cave on Earth, and a explorers with a 2023 expedition to map the system have added over 700 feet to its length. The deepest cave in the Western Hemisphere — the Sistema Huautla in Mexico — is even longer than originally thought, scientists and cavers have discovered.

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It is estimated that there are 600 miles of the cave system that are still unexplored, which means that there are more discoveries (and more maps) in store.

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