人类前进的历史是伴随着无数个问号，并沿着这些问号被解答的路而向前延伸的。今天，世界已经以日新月异的速度发展了一个新的高峰。掌握了高科技手段的人类，正不断走向未知领域，对我们的历史、未来提出一个又一个置疑，本书为大家集中收集了人类历史上的劫难和神秘的失踪之谜。（ The history of human progress is accompanied by numerous question marks and extended forward along with the road where there questions are answered. Today, the world has been developing at a rapid pace and has reached a new peak. Human equipped with hi-tech means are constantly moving towards unknown area and have questioned our history and future. The mysteries of disasters and disappearance in human history are included in this book. )