Iran, with the official name of the Islamic Republic of Iran, is a country in West Asia and in the Middle East. With an area of 1,648,195 square kilometers, this country is the second largest country in the Middle East. Iran is bordered by Armenia and Azerbaijan Republic in the northwest, Caspian Sea in the north, Turkmenistan in the northeast, Afghanistan and Pakistan in the east, Persian Gulf and Oman Sea in the south, and Iraq and Turkey in the west.