Answer:
What has to be broken before you can use it?
I have cities with no people forests with no trees and oceans with no water.
You bind me and I walk. You loosen me and I stop. What am I?
I am the building with the most number of stories.
I make billions of dollars selling windows. Who am I?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.