It functions as a communicative, cultural, commercial exchange center contacting with neighboring cultures and resembles Anatolia in Caucasus, the Great Khorasan and Mesopotamia.
Satements of authenticity and/or integrity
The relics and excavated properties.
Comparison with other similar properties
Architectural complexes and excavated properties from Bronze Age comparable with Shahdad, Hesar Tepe in Damghan, Shahr-e Soukhteh, Fars Province, Susa, Marv, Altin Tepe and etc;
The historical period properties comparable with: Nesa, Azerbaijan, Damavand, Susa, India, Greece;
The Islamic period properties comparable with: Neyshabour, Jorjan, Samerah [in Iraq], Susa, southern shores of Amman.