Iran play Spain in a World Cup Group B match on Wednesday.
Where: Kazan Arena
Capacity: 42,873
When: Wednesday June 20, 21:00 local (1800 GMT/1400 ET)
Key stats:
* Spain opened their campaign with a thrilling 3-3 draw against neighbours Portugal in Sochi on Friday
* Iran benefited from a late own goal by Morocco to get their World Cup off to a winning start in St Petersburg
* Spain are unbeaten in 21 matches going back to their loss to Italy at Euro 2016
* Iran were the first Asian team to qualify for the World Cup, going unbeaten in 18 games and conceding only five goals
* Iran striker Sardar Azmoun has played his club football in Russia since 2013 and last year rejoined Rubin Kazan for a second spell
* Iran coach Carlos Queiroz was in charge of Spanish giants Real Madrid for the 2003-4 season
Previous meetings: The teams have never played at full international level
Spain beat Iran 3-1 at the under-17 World Cup in India last year.