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Official tour-page gallery image captioned “A dense forest is right in front of the Son Doong Cave entrance”; representative destination image, not established as a photo of a specific tour departure.

Representative photo

Vietnam Canyoning & caving

Son Doong Expedition Tour

Oxalis Adventure (Oxalis Company Limited) · Son Doong Cave, Phong Nha-Ke Bang National Park, Quang Tri Province, Vietnam

Oxalis Adventure’s six-day, five-night expedition combines jungle trekking and cave travel in Son Doong, with an itinerary that also visits Hang En and Ban Doong. Participants cross rivers, camp in forest and inside the cave, and navigate underground passages with ladders and ropes. The operator describes steep terrain, substantial elevation changes and technical cave sections; it classifies the trip as challenging. The route is in Phong Nha-Ke Bang National Park, and itinerary changes may be made for weather conditions.

6 days / 5 nights

Tour details & sources

Photo source · Oxalis Adventure official tour page gallery; individual photographer not identified for this image

Official tour-page Open Graph image for Hang Va Expedition; used as a representative cave/tour image, not independently verified as a photograph from a particular departure.

Representative photo

Vietnam Canyoning & caving

Hang Va Expedition Tour

Oxalis Adventure · Hang Va and Nuoc Nut caves, Phong Nha - Ke Bang National Park, Quang Binh Province, Vietnam

This two-day, one-night guided expedition explores Nuoc Nut and Hang Va in Phong Nha - Ke Bang National Park. The itinerary includes jungle trekking, cave passages, swimming in an underground stream, harness-assisted sections and an overnight camp in the forest near Hang Va. At the upper level, the route visits the cave’s distinctive tower-cone formations along a specially designed path. The tour also stops at Commander Cave Museum, a former wartime logistics and command site. Oxalis describes the difficulty as moderate and warns that jungle trails can become muddy and slippery in rain.

2 days / 1 night

Tour details & sources

Photo source · Oxalis Adventure; individual photographer not identified for this Open Graph image

Photos may show the specific tour or a clearly labeled representative setting. Credits and original links do not imply a partnership or ownership; image reuse terms are disclosed on individual pages. Listings are independently researched, not ranked for safety or endorsed.