Recently, several fake websites impersonating Oxalis have been promoting and selling Son Doong expedition tours. By copying content, images, and user interfaces, these sites...
From an early age, local man Ho Khanh used to spend weeks on end trekking and maneuvering his way through the jungles of the Phong Nha-Ke Bang National Park, searching for food and timber to earn a living.
In 1990, while out on a hunting mission, Ho Khanh stumbled upon an opening in a limestone...
