A JOURNEY TO THE CENTRE OF THE EARTH By Jules Verne CHAPTER 4 WE START ON THE JOURNEY "You see, the whole island is composed of volcanoes," said the Professor, "and remark carefully that they all bear the name of Yocul. The word is Icelandic, and means a glacier. In most of the lofty mountains of that region the volcanic eruptions come forth from icebound caverns. Hence the name applied to every volcano on this extraordinary island." "But what does this word Sneffels mean?" To this question I expected no rational answer. I was mistaken. "Follow my finger to the