Flags of Iran flying with pride from poles are seen at Shahre Aftab, a newly-constructed fairground in southern Tehran, on May 2, 2016. The fairground will host the 29th Tehran International Book Fair, which will be inaugurated by President Hassan Rouhani. The ten-day exhibition will be open to the public on Wednesday. (Tasnim/Fereidun Qorbani)

Flags of Iran flying with pride from poles are seen at Shahre Aftab, a newly-constructed fairground in southern Tehran, on May 2, 2016. The fairground will host the 29th Tehran International Book Fair, which will be inaugurated by President Hassan Rouhani. The ten-day exhibition will be open to the public on Wednesday. (Tasnim/Fereidun Qorbani)