Who Climbed Everest First Without Oxygen? Reinhold Messner & Peter Habeler
The question “Who climbed Mount Everest first without oxygen?” is one of the most fascinating topics in mountaineering history. While reaching the summit of Mount Everest is already considered one of the world’s greatest physical achievements, doing so without supplemental oxygen elevates the challenge to an entirely different level. For many decades, scientists and climbers believed that ascending Everest without…