What is the largest volcano in the world?

Answer 1

The largest volcano by volume and height from its base is Mauna Loa in Hawaii, which also makes it the largest mountain. The largest stratovolcano is Mt. Fuji in Japan. However, calderas like Yellowstone have produced far larger eruptions.

Answer 2

The largest volcano in the world is Mauna Loa on Hawaii's Big Island. When it is measured from the base to the top the pile of lava measures more than 56,000 ft.

Answer 3

Redoubt, Alaska - 2009