By far, one of the most amazing experiences that I had while in Antarctica was exploring inside the volcanic fumaroles of the southernmost active volcano in the world, Mt Erebus. Words can hardly describe my experience.
Ice caverns bring you to a new room around every corner. It's hard to believe you're traveling under the ice of Mt. Erebus' slopes thanks to the heat released from the ingneous rocks below.
Bill McIntosh ascends out of a volcanic fumarole deep in the slopes of the world's southern most active volcano in the world, Antarctica's Mt. Erebus.