Qazvin

Qazvin (/kæzˈviːn/; Persian: قزوین‎, ), also Romanized as Qazvīn, Kazvin, Qazwin, or Ghazvin, is the largest city and capital of the Province of Qazvin in Iran. Qazvin was an ancient capital in the Persian Empire and nowadays is known as calligraphy capital of Iran. At the 2010 census, its population was 572,916.

Located in 150 km northwest of Tehran, in the Qazvin Province, it is at an altitude of about 1800 meters above sea level. The climate is cold but dry, due to its position south of the rugged Alborz range.