Sarawak Chamber, briefly illuminated by dozens of flashbulbs, is the largest cave chamber yet discovered on Earth—more than twice the size of Britain’s Wembley Stadium—and home to thousands ...
Staff at Carlsbad Caverns National Park in New Mexico scorned the unknown visitor who discarded the Cheetos pack in the Big ...
He has even visited the chamber where he was stuck for so long. "I don't hold any grudges against that cave - it's not like it's the cave's fault," he says. Gràcia says he will continue mapping ...
This story appears in the July 2014 issue of National Geographic magazine. Crouched on the floor in the mud in one of the biggest cave chambers in China, one of the biggest in the world, we can ...