The ground is far below them as the man and woman focus on each others eyes.  This is their final performance as a pair.  The crowd loves them, doesn't want to see them go.  The intensity of their performance is one of a kind.  No one has any idea about the sheer amount of concentration involved in becoming a successful trapeze artist, let alone being part of a double, where you take on the responsibility of not only yourself, but also another person and their success.  
