Answer: Iran
Notes: Iran houses the UNESCO World Heritage Site "Naghsh-e Jahan square, Isfahan". Naqsh-e Jahan Square, also known as the Imam Square, and Shah Square prior to 1979, is a square situated at the centre of Isfahan, Iran. Constructed between 1598 and 1629, it is now an important historical site, and one of UNESCO's World Heritage Sites. The square is surrounded by buildings from the Safavid era. The Shah Mosque is situated on the south side of this square. The square is depicted on the reverse of the Iranian 20,000 rials banknote.
