The limestone cavern sits beneath a lush jungle in Vietnam's ... higher," Limbert said. "Any cave in the world will be able ...

A jungle inside a cave? A roof collapse long ago in Hang Son Doong let in light; plants thickly followed. As “Sweeny” Sewell climbs to the surface, hikers struggle through the wryly named ...

Take an otherworldly journey through Hang Son Doong, the world's largest cave located in Vietnam. The cave is more than 500 feet tall, 650 feet wide, and 29,500 feet long. Video courtesy of Ryan ...

Entering the jungle, Cerè switched his phone off ... in the Watch Out for Dinosaurs area, a sinkhole inside Son Doong. Part of the cave ceiling collapsed, letting sunlight into the cave and ...

Glide over the breathtaking Phong Nha-Kẻ Bàng National Park in Vietnam with mesmerizing drone footage capturing its lush jungle ... and vast cave systems. Home to Son Doong, the world ...

The Extremes crew had trekked for two days through steep valleys covered in lush jungle to reach Hang son Doong cave. Set deep inside Phong Nha-Ke Bang National Park, it is one of dozens of caves ...