Yazd is one of the oldest and a typical desert city in Iran.
Some of Islamic historians attribute its construction to Alexander the Great, who built a prison there for great men and at the beginning of the Islamic era Yazd was known as Alexander's prison.
The height of this city is 1,215 m. and the annual rainfall is registered 59 mm. in 1990. It is hot in summer, cold in winter and moderate in spring and autumn. The summer heat is tolerable by Wind Tower. This city is at 677 klm of Tehran and 316 km of Isfahan, with a population of over 282,751 in 1992.
Tehran with an area of 1200 sq km is the center of Tehran Province which is situated at the foot of the Alborz Mountains. It is hot and dry in summer and cold in winter. The overage annual rainfall is 225 mm. Its elevation ranges from 1100 m in the south and 1700 m in the north. According to the 1992 census, the population is 6,620,461.
It is believed that Tehran began its development after the invasion of Rey by the Mongols in 617 AH (1220 AD.) But the development and the increase in population as storied since two centuries ago. Shah Tahmasb ordered, a rampart to be built around Tehran, and it was known as a city in 962 AH. (1554 AD.). It was selected as the Capital city for sometime
This city is located in Ali Chay Valley and is the center of Azerbaijane Sharghi Province and is one of the largest cities in (ran. It is 624 km to Tehran by road, 524 km by air and Tehran -Tabriz railway is 736 km long which ends in Jolfa, and can travel to the former U.S.S.R. on this route; As Tabriz is located on the way to Europe and Asia, so many people travel through this city.
Shiraz was the capital for some time and is well-known and famous for poets such as: Sa'di and Hafez who lived and died there. Most of the tourists who traveled through this city wrote a lot about it. It is believed that Shiraz is habitable, beautiful, centre of science and civilization with pleasant weather and good natured people.
History has proved that Shiraz has been habitable since Achaemenid period. In Omavie period, Estakhr city become less important and Shiraz began to develop. The most splendid period was during the Safavid and especially Zand era, due to the extra attention of Karim Khan and Lotfali Khan to this city.
KermanShah city is situated in 47" 4' east longitude and 34° 18' north latitude and is the center of Kermanshahan Province. As it is situated between two cold and warm regions enjoys a moderate climate. KermanShah has a moderate and mountainous climate. It rains most in winter and is moderately warm in summer. The annual rainfall is300-500 mm the overage temperature in the hottest months is above22° C.
The distance between this city and Tehran is 1064 klm and is on Tehran-Bandar Abbes and Zahedan route. Kerman airport is counted as one of the main airports which have doily & weekly flights to Tehran, Ahvaz, Yazd, Isfahan, Bandar Abbas, Mashhad and Shiraz. Also the Trans Iranian Railway passes through this city, and Kerman-Sirjan-Bender-s-Abbes railways will be exploited next year.
This city was conquered by Islam army in 20 A.H. (640 AD.). Islamic art and civilization gradually developed and buildings with Islamic architecture were constructed.
Among all the cities of Iran, which each has an individual ancient precedence, Hamadan has a special place. Some historians believe that Hamada's construction dates back to 3000 BC. And according to an inscription from the first Assyrian king, it is attributed to 1100 BC.