- Mauna Loa — 9 800 meters
Mauna Loa is an underwater volcano whose summit (along with five others) gave rise to the Big Island of the Hawaii Archipelago. The size of Mauna Loa is 40,000 km3, the area is 75,000 m2, and the height (if you count from the seabed) is as much as 9800 m.And it is the highest active volcano in the world — the last eruption of Mauna Loa was only 34 years ago, in 1984 year. In total, over the past 170 years, Mauna Loa has scared people with its activity, throwing out lava, 33 times.
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