Oxalis Adventure Tours provides high quality, cave and jungle adventure tours in Phong Nha including the largest of caves Son Doong Cave and Hang En Cave; home to some of the rarest formations ever seen by humankind Hang Va Cave, Nuoc Nut Cave and the nearby cave system called Tu Lan Cave System owning some of the most beautiful and top caves in Vietnam. Oxalis is the first adventure caving company in Vietnam and still offers the highest quality tours available in Phong Nha.

Whether you prefer long treks, camping in a cave, sleeping under the stars in a hammock in the jungle, swimming underground in river caves, or just taking an exploratory day trip, Oxalis Adventure Tours can provide the right amount of adventure just for you.

All tours are carefully designed, and tour guides trained by the British Caving Research Association. We guarantee small group sizes unlike many other tour companies. We are also committed to providing stable employment for local people and investment in the local community.

We only use the best brands of helmets, head torches, life jackets and safety equipment at an international-standard. We are still the best adventure tour company in Vietnam. 

Featured Tours

Our Caves

Nuoc Nut Cave

Found in 2003, in the region of Phong Nha - Ke Bang National Park, Nuoc Nut Cave has become one of the world’s most attractive natural wonders for exploratory journeys in Vietnam.

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Hang Tien Cave

Hang Tien cave lies in Cao Quang commune, is the largest dry cave of the Tu Lan Cave System, and is located about 70 km away from Phong Nha Ke Bang National Park.

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Hang Va Cave

Although Hang Va was found recently (2012) but it has grasped a lot of attention from the public (both in Vietnam and in the world) because of its wonderful formations inside the cave.

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Son Doong Cave

Son Doong Cave is the largest cave in the world and is in the heart of the Phong Nha Ke Bang National Park, with its own jungle, river and gigantic formations, it is truly a natural wonder unlike any other in the world!

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Hang En Cave

Hang En is the world’s 3rd largest cave, succeeded only by Deer Cave in Malaysia and Hang Son Doong, also located here in the Cave Kingdom of Vietnam, Phong Nha-Ke Bang National Park.

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Tu Lan Cave System

Tu Lan Cave System is comprised of over 10 caves in all, some of which were originally discovered and explored in 1992, and some of which were just found in the past couple years.

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Phong Nha Travel Information

Top 10 Phong Nha Hotels

Below are our top 10 recommendation places to stay in Phong Nha & Dong Hoi that you might want to consider during your travel!

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Getting to Phong Nha

It is becoming easier to travel to Phong Nha, there are more connections and ways to reach Phong Nha than ever before.

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Oxalis Stories

We are local and we love Phong Nha! Here we share some of the Oxalis Stories that make up our passion for this beautiful place and its people.

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Our Local Travel Specialists

Our expert travel specialists can help you with all your questions and concerns, ranging from supporting you in determining which tour is most suitable for you, booking your tour, assisting you with details regarding your arrival and departure, and much more.

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