“The Hand of God would be just too corny,” he ... set aside in 2001 to protect one of Asia’s largest cave systems. During the Vietnam War, North Vietnamese soldiers hid in caves from U.S ...

At the end of Hang Son Doong stood the Great Wall of Vietnam, a 200-foot barrier to be conquered by both ladder and rope climbing. In a cave there’s no way to get a signal. There’s no way to ...

Vietnam is known for its karst landscapes ... was found in the aphotic zone – an area completely devoid of light – of Khuoi Lin Cave and Na Mang Cave, according to a study published Jan ...

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 ...

Scientists have discovered a new land snail species, Calybium plicatus, in the first sinkhole of Son Doong Cave, underscoring Vietnam’s extraordinary biodiversity. Specimen of the newly discovered ...