In this March 18, 2015 file photo, trekkers take an acclimatization hike to Nagarzhang peak above Dingboche valley on the way to Everest base camp, Nepal. Mohan Sapkota, a spokesman for the Himalayan country's ministry of tourism said Tuesday, Sept. 29, 2015, that Nepal is considering placing age and fitness limits for people who want to climb Mount Everest.
Section:Photo
