highest mountains in the worldd
Mount Everest is called the world's highest mountain because it has the highest elevation above sea level . We could also say that it has the highest altitude. The peak of Mount Everest is 8,850 meters (29,035 feet) above sea level. No other mountain on Earth has a higher altitude.ighest Altitude: An altitude of 8,850 meters (29,035 feet) above sea level makes Mount Everest the mountain on Earth with the highest altitude. Highest altitude means that it has the highest elevation above mean sea level.