A moment later, the crystal ball in front of James went dark.
He was looking in the crystal ball, not at the river.
She turned to him, but he was not looking into the crystal ball.
Only someone with a crystal ball can help you here!
A crystal ball, some say, through which we can see the future.
But what can really be seen in any crystal ball?
A crystal ball in which one can call up the past?
Like a crystal ball in which one can lose himself.
He'd heard there were people who could see things in a crystal ball.
He stood up, holding a small crystal ball in his hands.