A team of scientists has discovered a rare lava lake on a remote and inaccessible sub-Antarctic island. As significant as this sub-Antarctic lava lake discovery is, the majority of the world’s eruptive activity is thought to be hiding deep beneath the oceans. The lava lake on Mount Michael is 90 to 215 meters in diameter, wider than two football fields. Image: Clive Oppenheimer / Volcanofiles. There are around 1500 land-based volcanoes on Earth, but despite the popular … The lava lake at Antarctica's Erebus, seen in December 2011. Scientists from the UK have identified what is only the 8th known persistent lava lake in the world, seething inside the active volcano Mount Michael sitting atop the remote Saunders Island in the sub … [See Photos of Another Lava Lake in Antarctica] By looking at satellite images of the uninhabited island between 2003 and 2018, the researchers found that the snow-covered volcano of Mount Michael on Saunders Island, usually cloaked from view by heavy clouds, contains a lake of lava … The molten lava in the lake is estimated to be anywhere from 989 to 1279 degrees Celsius … The lava lake at Antarctica's Erebus, seen in December 2011.