Iran’s vast oil-rich, semi-arid landmass stretches out across 1,648,000 square kilometres between the Gulf of Oman and the Persian Gulf in the south and the Caspian Sea in the north. Wedged between Iraq and Pakistan Iran is the 18th most populated country in the world with 67,503,205 inhabitants at the last count. Iran’s economy is marked by a great reliance on the oil sector, including petrochemical and natural gas.