A Kayaking Trip through Tham Khoon Xe, One of the Largest River Caves on Earth...
(Photo: Ryan Deboodt Photography)Tham Khoun Xe, a... ...hotography)Tham Khoun Xe, a cave on the border of Laos and Vietnam, contains a 4-mile long river. Imagin... ...We started in Vietnam and crossed the boarder to Laos . Once we got to Laos , the road condition was quite poo...
https://www.neatorama.com/2016/02/11/A-Kayaking-Trip-through-Tham-Khoon-Xe-One-of-the-Largest-River-Caves-on-Earth/
