Former world heavyweight boxing champion Muhammad Ali placed a wreath Thursday at the tomb of Ayatollah Ruhollah Khomeini, Iran’s revolutionary leader, the Iranian news agency IRNA reported.

At the end of his three-day trip to Tajikistan, the Iranian president has just arrived in the city of Kulob, southern Tajikistan, where Mir Sayyid Ali Hamadani, an Iranian scholar and poet is buried.