Hang Sơn Đoòng, this is the largest cave in the world, located at Son Trach, Bo Trach District, Quang Binh province, Vietnam. Sơn Đoòng cave is more than 200 meters wide, 150 meters high, and approximate 9 kilometers long in Phong Nha-Ke Bang National Park.

# The Tour

If you would like to join a trek to Son Doong Cave, you can check dates and make a reservation with Oxalis Adventure Tours.

# Son Doong May 2018 - Oxalis Adventure

# The 3D Vision

# Location

# References