Most are climbing Mount Manaslu.
In 2012, she became the first woman to summit the highest mountain in the world, Everest, and its adjacent Lhotse within 24 hours.Six years later, she returned to Lhotse and made the first ski descent of the mountain, which earned her the National Geographic Adventurer of the Year award.In 2019, CBS News correspondent Jan Crawford met Nelson and Morrison on the peaks of the San Juan Mountains, some of America's highest at 12,000 feet, where Nelson and Morrison showed their training grounds.