What is the tallest mountain on earth?

Earth is not a perfect sphere, so the answer to what's the tallest mountain in the world will surprise you. read more

Sea level closer to the equator is several kilometres farther from the centre of the Earth. The summit of Chimborazo, Ecuador's tallest mountain, is usually considered to be the farthest point from the Earth's centre, although the southern summit of Peru's tallest mountain, Huascarán, is another contender. read more

The world's tallest mountain technically is not Mount Everest. Mount Everest is the tallest mountain above sea level, but if we're talking sheer height here, base to summit, then the tallest mountain is Mauna Kea on the island of Hawaii. read more

Highest 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. read more