Byblos is one of the oldest inhabited cities in the world, tracing back to around 8800 years B.C.Byblos Info, Middle east cities, Retrieved 19 November 2011 The city contains historical ruins including a castle and the church which were originally built by the Crusaders in the 12th and 13th centuries AD . The castle holds a historical story where it has been built, surrendered and regained by Crusaders. It takes shape of the Crusaders designs on the columns, their wall designs and the entrance structures. The castle has multiple vaults inside.
