Arak
The township of Arak is to the southwest of the province. It is cold in winters and moderate in summers. Arak is the capital of the province and is 295 km. from Tehran. This city is one of the industrial centers of the country. The Tehran - Khuzestan railroad crosses this city. The city of Arak was established during the reign of Fathali Shah Qajar. At first this city was called "Qaleh Soltan Abad". In 1216 AH. its name was changed to Arak.
Since its establishment till date Arak faced several changes. Until the early 1270 AH., Arak was a military city and the base for generals. But from the time of Mirza Hassan Khan, the military status of the city reduced and gradually became a commercial and industrial city. Once the World War I broke out and the Qajar dynasty cracked down, Russian forces occupied Saveh, Soltan Abad, and the nearby regions. When the World War I and the political changes of the country ended, Soltan Abad also faced the changes of that time, and its physical appearance changed immensely. This process continued to the next decades. Presently, Arak is one of the important industrial cities of Iran.

Khomein (Kamareh)
The town of Khomein is located to the south of the province, in a fertile plain. The climate of Khomein is a moderate mountainous inclining to a semi-desert one. Winters are cold and summers are moderate. This city lies at a distance of 323 km. from Tehran. The name of Khomein was primarily mentioned in a book named "The History of Prophets and Kings". Subterranean canals (qanats), sewers and its famous fire-temple can be named as some pre-Islamic relics. This town was called the center of Kamareh 200 years ago. Presently, this town is famous because of the leader of the Islamic Revolution. This town is the birthplace of the leader of the Islamic Revolution. His father's house has become an important historical monument.

Tafresh
Tafresh is located in an arduous mountainous region. Its climate is mountainous and moderate. In the past Tafresh was called "Tabress" or "Gabresh", and later on it became Tafresh. It is 282 km. from Tehran. This township is an ancient one. Farahan is one of its districts. The Azargoshasb Fire Temple was located in the Farahan Village. Muster Hillock was also reputedly known as one of the 13 regions of "Qubad" the Sassanid. Furthermore, Farahan is the birthplace of many famous and historic Iranian poets and scholars.