You can know easily,” Arg-e Bam is the largest adobe building in the world, located in Bam”. It was registered by UNESCO as part of the World Heritage Site. Arg-e Bam observes many stories during the history. It was built on the Silk Road and its antiquity back to the Achaemenid Empire (sixth to fourth centuries BC) and even more. Unfortunately, on 26 December 2003, most areas of Arg was destroyed by the earthquake.