It sounds like a dream, but it's true in Antarctica, gold rains from the sky. Tucked in among the glaciers, fiery Mount Erebus is the southernmost active volcano on Earth, providing a bit of heat amid the frozen landscape. The frozen continent features 138 volcanoes, according to a 2017 study, with around nine of them reported as active. With a summit elevation of 12,448 feet (3,794 meters), Mount Erebus is the most well-known. Erebus is one of three volcanoes that form Ross Island, and it's said that it was erupting when it was discovered in 1841 during the voyage of...