A History of the Unexplained

Have aliens already visited Earth? Who built Stonehenge and why? Could Bigfoot really exist? And what really happened aboard the Mary Celeste?

A History of the Unexplained explores these questions and many more, providing a comprehensive and unbiased account of the world's most enduring mysteries - from Peru's Nazca lines and the Bermuda Triangle to out-of-body experiences and encounters with UFOs - with details of the key theories that have been proposed about each one.

Fascinating and thou...