In this Dec. 17, 2015 photo, Aymara indigenous woman Pacesa Alana Llusco stands on the peak of the Huayna Potosi mountain on the outskirts of El Alto, Bolivia. On Thursday, Llusco and 10 other “cholitas” reached the peak at an elevation of just over 6,000 meters (a little less than 20,000 feet). (AP Photo/Juan Karita)