Adam's Calendar: Discovering The Oldest Man-made Structure On Earth - 75 000 Old

Adam's Calendar is a book that was written by Michael Tellinger and Johan Heine. It is about the oldest man-made structure on Earth, which is 75,000 years old.

Michael Tellinger (author of Slave Species of god) is launching this week what he describes as "a truly groundbreaking South African book", namely Adam's Calendar: Discovering the Oldest Man-made Structure on Earth. The book is co-authored by explorer Johan Heine and Tellinger.