World Explorer 20, Vol. 3 No. 2 Table of Contents Features Include:

• Quizuo: Mystery of the Olmecs, by David Hatcher Childress
• Strange Round Stones of Los Angeles
• Did Dinosaurs and Humans Live Together?
• Bizarre Rock of the Southwest by Brad Olsen
• Mysteries of Central Europe by Jana Hanke

Plus News Round Up, Cryptocorner, WEX Remembers, Professor Wexler and more!

World Explorer 20, Vol. 3 No. 2 EBOOK. Illustrated. With News Round Up, Cryptocorner, WEX Remembers, Professor Wexler and more!