100 Great Mysteries of Ancient History

There are many mysteries in history that scientists are still puzzled over today. The further we delve into the past, the more theories, guesses, and even legends arise around them. The ancient world holds many questions that remain unanswered to this day. Was Yakutia really the cradle of humanity? Who created the gigantic drawings in the Nazca Desert? Was aluminum known in ancient times? For what purposes were crystal skulls created by ancient Indians? What secret knowledge did people of the past possess and why has this knowledge been lost in our time? This book addresses these and many other questions.