Oxalis Adventure is the leading Jungle & Cave adventure tour operator in Phong Nha - Ke Bang National Park, Quang Binh, Central Vietnam. The exclusive operator of the Hang Son Doong Cave Expedition, Hang En Cave, Hang Va, Hang Tien, and Tu Lan Caves.

Oxalis Adventure Tours holds an International Tour Operator’s Certificate issued by the National Tourism Bureau of Vietnam and is made up of a professional team of experts on cave research, safety, tourism, and sustainable development.

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.