Russian Woman Becomes First to Summit Everest Without Supplemental Oxygen
In a remarkable achievement on the world’s highest mountain, Russian climber Nikol Kovalchuk has become the first Russian woman to successfully summit Mount Everest without using supplemental oxygen. The historic ascent was even more impressive because it was Nikol Kovalchuk’s first-ever attempt on Everest. Climbing to an altitude of 8,848.86 meters without bottled oxygen is considered one of the most…