It is imperative t is imperative that now at once, while these stupendous events are still clear in my mind, I should set them down with that exactness of detail which time may blur. But even as I do so, I am overwhelmed by the wonder of the fact that it should be our little group of the ldquo;Lost Worldrdquo;mdash; Professor Challenger, Professor Summerlee, Lord John Roxton, and myselfmdash;who have passed through this amazing experience.