The Evzones, or Evzoni, was a name used for several historical figures of the Greek Army who used to fight on the mountains. Today, it refers to the members of the Presidential Guard, an elite ceremonial unit that guards the Greek Tomb of the Unknown Soldier, the Hellenic Parliament and the Presidential Mansion. The Evzones are also known, as Tsoliades. The unit is famous around the world for its unique traditional uniform. Here the guards are performing the ceremonial guard change.