The amount of the volcano level completely to this ball, 4206 m sea level, but when measured from the foothills, which are at ground level under the sea will reach high over 10200 meters Mount Everest is about 1200 m.
Top extinct volcano is the 4206 meters above sea level, but when measured from the bottom of the hill, which is at ground level to an altitude of 10,200 meters under the sea, which is higher than Mount Everest's 1,200 meters.