Son Doong, the world's largest cave in central Vietnam, ranks among the world's most surreal destinations, according to U.K. travel magazine Wanderlust. Sinkhole 1 aka "Watch Out for Dinosaurs" inside ...

Explore the stunning Son Doong cave in Vietnam, which is so vast it requires a four-day trek to explore fully. This breathtaking journey showcases remarkable landscapes and offers a variety of ...

Three divers who helped rescue a Thai football team last year have made a fresh discovery in Vietnam where they explored a tunnel that could expand the footprint of the world's largest cave. The team ...

Scientists explored several lava tubes in Vietnam and found some “bent-toed” creatures in the caves in a first-of-its-kind sighting, photos show. Photo from Nguyen, Tran, Nguyen, Hoang and Nguyen ...

Vietnam is known for its karst landscapes, characterized by caves, caverns and sinkholes that harbor diverse ecosystems underground in near-total darkness. It was in this environment, deep in the ...

An enormous limestone cave in Vietnam is the subject of a jaw-dropping new video that uses aerial drones to show its immense scale and beauty. Hang Son Doong is the world's largest cave, featuring a ...