The pictures of knights below come from different sources.
The first picture is a detail from Albrecht Dürer's etching from 1513 called Knight, Death and the Devil.
The second is a photo of a tapestry showing King Arthur leading a procession of knights.
The third picture is a scene from the motion picture Black Knights where the knights are crossing a river on a horseback.
The forth picture is part of a painting by the Russian painter Vsevolod Ulianoff from 1924, called the Last of Knights.
The fifth picture is a miniature from a French Bible, showing King David with an armored knight.
The sixth picture is the cover of the Warrior Knights medieval warfare board game.