Case File 129-The Georgia Guidestones

Granite rock is known for being the oldest igneous rock in the world, forming as early as 300 million years ago. The material is one of the hardest and most durable substances known to man, second only to diamonds. With this quality in mind, it’s of little surprise that mankind has used granite in building some of the most impressive monuments in history from the pyramids to the base of the Statue of Liberty. If you were building a structure that you planned on surviving a global disaster then granite would most likely be your best bet. This consideration is pe...