KATHMANDU, March 9 -- Australian mountaineer Allie Pepper is set to climb Mt. Annapurna without oxygen. She is going to climb Annapurna-1 this spring without using oxygen.

Pepper, who is also a former guide, has the goal of climbing 14 mountains of 8,000 meters high in the world without oxygen within the year 2026. At a press conference organized in Kathmandu on Saturday, Pepper said that she is about to climb Annapurna-1, the world's 10th highest mountain (8,091 meters). She is about to climb Mt. Annapurna without oxygen through the Seven Summit Treks of Kapan.

Pepper, 48, said she aims to encourage women to overcome their own challenges and overcome them. "Because of my own climbing style, I am confident that I will achieve my goal in...