Were they portraits of favorite ball players, the trading cards of their era? Were they tributes to kings? Or did they serve some other, undiscovered purpose?

Carved from single boulders of basalt, the giant stone heads of the Olmec have amazed and mystified archaeologists for more than 150 years. Hunter Ellis explores how a primitive civilization - Central America's first - moved mountains (sometimes fifty miles from quarry to installation) to make these monumental works of art... and reveals new insights into this captivating pre-Columbian culture.

Will the KINGS OF THE STONE AGE break centuries of silence and divulge their secrets?