Deep in Vietnam, Exploring a Colossal Cave
By DAVID W. LLOYDOCT published 31 Oct, 2014 on New York Time Waist-deep in cool river water on a sweltering June afternoon, we waded toward the entrance of the immense Hang En cave in the Quang Binh province of central Vietnam. There, we donned our hard hats and headlamps and silently entered single file, darkness enveloping us, just the light of our flashlights illuminating our path. A few hundred feet in, we reached a mountain of boulders. As we scrambled up, the light beca
