By robb allan | Wed, 05/19/2021 - 18:59 Written 2014-05-19T18:29:10 Covering an area roughly equivalent to the British Isles or the state of New Mexico, this volcano, dubbed the Tamu Massif, is nearly as big as the giant volcanoes of Mars, placing it among the largest in the Solar System...Located about 1,000 miles east of Japan...Tamu Massif covers an area of about 120,000 square miles." Scientists Confirm Existence of Largest Single Volcano on Earth