Mashhad located in the northeastern Iran, 909 kilometers east of Tehran, in the valley of Kashaf River. The city stands at an average elevation of 980 meters above sea level. Mashhad is one of the largest cities in Iran, it is an important religious center situated in a productive agricultural region. The shrine of the early 9th century religious leader Imam Reza, attracts many tourists and pilgrims each year.
Next to holy shrine, Goharshad Mosque and Tomb of Nadir Shah are other historical and interesting sights worth visiting in the city. The city prospered under Nadir Shah as the capital of a great Iranian empire in 18th century.