Rennes-le-Château, a small medieval village in southwestern France, is internationally renowned for being in the middle of probably the greatest Conspiracy Theory of the 20th Century. A local restaurant owner wanted to increase business and spread some rumours of a lost treasure… And this was the origin for the non-fiction bestseller The Holy Blood and the Holy Grail or Dan Brown’s historical faction thriller The Da Vinci Code.

This article gives you a logical approach towards the working of secret groups, by using a historical approach fitted in today’s society.