Group of nine Nepalese Sherpa guides reached peak of world's highest mountain on Wednesday, officials say Mountaineering officials say nine Nepalese guides have reached the peak of Mount Everest, becoming the first climbers in two years to conquer the world's highest mountain following two years of disasters. Gyanendra Shrestha, of the Nepal mountaineering department, said the group reached the 8,850-metre (29,035-ft) summit on Wednesday.