Answer:
The more I appear The less you see. So riddle me this: What could I be?
What type of dress can never be worn?
Power enough to smash ships and crush roofs. Yet it still must fear the sun.
As strong as love, more dangerous than cancer.
There is an ancient invention still used in some parts of the world today that allows people to see through walls. What is it?
As round as an apple. As deep as a cup. All the king's horses can't pull it up.