on pieces of evidence, including the coins found during excavations in addition to Muslim historical books, Amol was the capital of Mazandaran province during the Sassanid Era. According to historical literature, Amol was the capital of Mazandaran during the period starting from the 3rd century under Sassanian Empire to the 13/14th century under the Ilkhanate dynasty of Mongol Empire. On Sasanian coins, coin cities where there has been abbreviated name is known, but mark m was Amol. During the Bahram V Amol were Central of Iran and at during the Khosrow II and Dabuyid dynasty capital Mazandaran. Amu Darya Sasanian mid pers river about 2,500 km long, regarded in ancient times as the boundary between Iran and Turan, the modern name may be derived from Amol. In city during this period has Temple, Market, fireplace there was. Ibn Rawi in his book calls Amol bigger than Isfahan and Qazvin. In Hudud al-'Alam says about Amol, is great city with most moat and castle, the universe and origin of merchants and at city Carpet, mat, boxwood, bowl, brick and medallion is found. Herodotus in Histories say, mentions the tribes of the Tabaristan the Mard or the Amards In the time of the king Darius the Great from influential and tribes people. During the Sassanid period, the city of Amol enjoyed development and was the center of the important province of Tabarestan. During its development, the city had infrastructures and elements such as government citadels, neighborhoods, fire temples and bazaars. During this period, Amol had a fire temple in the area, called name Avam Kuye. Dabuyid dynasty and Bavand dynasty Iranian dynasty, were the kings of the Sassanid dynasty, they lived in Amol and it was the city capital of these dynasties. The coins of Ispahbudhan of Tabarestan and the Arab and Sassanid periods have been minted in Amol mint and sometimes in Sari. It can be argued that the mints of several cities in Mazandaran, especially Amol and Sari, such as the city of Gorgan, was have been engaged in minting various coins for 1,300 years. Islam Abbasid, Alid, Ziyarid, Marashis Amol, in the era of the Alid dynasties and Marashis dynasty, was the capital of Northern Iran. The inhabitants of Amol embraced Islam during the reign of Mahdi (775–785), the Abbasid Caliph. Amol was also the capital city of the Bavand dynasty and Ziyarid dynasty. The people of Amol initially