We see a crown in a shape of three witches, which implies that Macbeth's mind was controlled by the witches by telling him his future, which may of seemed great in the beggining but soon became violent and bloody.
Timelines are a wonderful way to display information so people can better understand a chain of events in sequence. I thought this timeline of William Shakespeare was interesting because it showed the progression of his life and his work within the same information graphic. http://timelines.com/
"Stars, hide your fires; let not light see my black and deep desires. The eye wink at the hand, yet let that be which eye fears, when it is done, to see." ~ Macbeth, Macbeth, Act 1, scene 4, Shakespeare