Fans from various parts of the world put their game faces on to cheer on their national teams.
Olympic Fans

1
Spectator Nat Aaronson, whose face is painted like a Union flag, poses for a portrait on the Box Hill circuit of the men's cycling road race at the London 2012 Olympic Games in London July 28, 2012. 012 Olympic Games in London July 28, 2012. REUTERS/Mark

2
A young Great Britain fan enjoys the atmosphere before the London 2012 Olympic Games men's quarter-final football match between Great Britain and South Korea at the Millennium Stadium in Cardiff, Wales on August 4, 2012.

3
Men search for casualties inside a damaged car after what activists say was an air strike by forces loyal to Syrian President Bashar al-Assad, Hammouriyeh, Syria, Oct. 7, 2013.

4
A spectator with a Brazilian and an Egyptian (L) national flag on either cheek smiles ahead of the men's Group C football match between the two countries at the London 2012 Olympic Games in the Millennium Stadium in Cardiff July 26, 2012.