Exploring the Unknown

by Reader's Digest Association

A spellbinding tour of the world's eerie occurrences and enigmas, from the Stone Age to the 21st century. More than 500 illustrated stories of unexplained mysteries of the world, from the destruction of Troy to UFOs.

464 pages, Hardcover

First published September 10, 2001

About the author

The Reader's Digest Association, Inc. is a global media and direct marketing company based in Chappaqua, New York, best known for its flagship publication founded in 1922, Reader's Digest. The company's headquarters are in New York City, where it moved from Pleasantville, New York.

The company was founded by DeWitt and Lila Wallace in 1922 with the first publication of Reader's Digest magazine, but has grown to include a diverse range of magazines, books, music, DVDs and online content.