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, HuascarĂ¡n, is another contender. Both have elevations above sea level more than 2 km less than that of Everest. read more
Ojos del Salado has the greatest rise on Earth—13,420 m (44,029 ft) from the summit [citation needed] to the bottom of the Atacama Trench about 560 km (350 mi) away, though most of this rise is not part of the mountain. The highest mountains are also not generally the most voluminous. read more
Highest Above Earth's Center. Chimborazo in Ecuador has an altitude of 6,310 meters (20,703 feet). Mount Everest has a higher altitude, and Mauna Kea is "taller." However, Chimborazo has the distinction of being the "highest mountain above Earth's center." This is because Earth is not a sphere - it is an oblate spheroid. 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. Here's how it breaks down: Everest stands 29,035 feet above sea level. read more