Tehran

Tehran, sometimes spelled Teheran, is the capital of Iran and Tehran Province. With a population of 12,223,598 it is Iran’s largest urban area and city, one of the largest cities in Western Asia. In the 20th and 21st centuries, Tehran has been the subject to mass migration of people from all around Iran. The city is home to many historic mosques, churches, synagogues and Zoroastrian fire temples.