Throughout history the middle east has witnessed the rise and the fall of many kingdoms and empires that ruled the region with pride for certain era and then lost in a crucial battle to stronger forces which made them disappear. Only few of them, however, left visible evidence for their existence. Among those few are the Nabateans the founders and users of the “Spice and Incense Road....
http://www.il-travel.com/52877/The-Incense-Road