While some theological tableaus date back to ancient times, the Georgia Guidestones were erected in 1980 but are no less mysterious. The American version of Stonehenge is made up of vast granite slabs, measuring 19 feet tall. Inscribed in a number of different languages, is what appears to be an Armageddon guide in English, Spanish, Swahili, Hindi, Hebrew, Arabic, Chinese and Russian. But how did this mystical monument come to be?