Travel through Vietnam’s Son Doong, the surreal cave so large a 747 plane could fly through it
Imagine, in the 21st century, discovering a marvel on par with Mount Everest or the Grand Canyon. It happened, in 2009, with the revelation of the largest cave passage in the world. It’s in Vietnam and they call it Hang Son Doong, “Mountain River Cave.” An intrepid British explorer, Peter MacNab, led the first team … Read more