Most teams have arrived ahead of the biggest football tournament in the World.
Portugal the fourth FIFA ranked team have arrived in Russia ahead of the competition others present are Spain Egypt, Brazil and Nigeria.
Playing in their fifth finals and ranked 36 by FIFA, Iran begin their campaign against Group B rivals Morocco on June 15 in Nizhny Novgorod.
The three-time Asian Cup winner easily qualified for their second successive World Cup, going unbeaten in 10 matches in their Asian group.
They were the first team to arrive in Russia.