Hundreds of thousands of Iranians have turned out in Tehran for the funeral of the former President Ali Akbar Hashemi Rafsanjani, who died of a heart attack on Sunday at the age of 82.
Supreme Leader Ayatollah Ali Khamenei led the prayers at the ceremony.
Three days of official mourning began on Monday.
State television showed a sea of mourners filling the streets around the Tehran University campus, where the funeral prayers were held. Free bus and metro travel were provided to the venue, BBC reports.
The former president will be buried next to Iranian revolutionary leader Ayatollah Khomeini.