This square is from the period of Shah Abbas I, and has a length of 500 m. from north to south, and its width being approximately 165 m. Surrounding this vicinity are the Abbasi Mosque and Sheikh Lotf Ol-lah Mosque, the Qaisarieh portal and the Ali Qapoo Edifice. During the reign of Shah Abbas I and his successors, this square was an area where festivities, polo, dramatics and military parades took place.
A UNESCO World Heritage Site, Naqsh-e Jahan or Imam Square is located in Esfahan city centre. The second-largest square in the world (after Beijing's Tianamen Square), it is surrounded by buildings dating back to the Safavid era.
To the south is the Royal Mosque (Imam Mosque), an architectural masterpiece of Iranian architecture decorated in elaborate mosaic tiles. Skaikh Lotfullah Mosque is located to the east and on the west side is Ali Qapu, a pavilion or palace seven iran high that towers over the square. Inside, its walls are decorated with naturalistic wall paintings, there are highly-decorated doors and windows, and on the sixth floor there is a music room with deep niches in its walls to enhance the acoustics. The Grand Bazaar stands on the north side and connects the square to the Old City via an elaborate network of passageways.