Saveh during the time Savehs historical development relying on written sources

Saveh is one of the famous cities of Jibal regioin in Islamic age and it continuously, has played a particular role in history due to its location in the communication path of north-east to capital city Baghdad. The special position of this city, and its favourable natural condition (a great plain with the area of 238000 HA, two permanent rivers and the widespread irrigation network), have made Saveh to triumphantly pass the historical developments and be in the spotlight of geographers and historians. Since the remain of the ancient Saveh and its historical context have been changed due to development of the new city, the study of the developments of this city would be inevitable. This paper has attempted to study historical development of Saveh based on written sources and also the reports provided by visitors who have visited this city. Indeed the findings of the current research could be useful and applicable retrieval of the spatial organization of this city and its date range protection.