Answer:
I am the building with the most number of stories.
Where I am there is no south, west, nor east, and weather is not fit for man or beast. What am I?
As a state in the USA, I am round on both sides and high in the middle. What am I?
I can never be stolen from you. I am owned by everyone. Some have more some have less.
What can travel all around the world without leaving its corner?
Black we are and much admired. Many seek us if they are tired. We tire the horse, and comfort man, and turn White when we've fulfilled your plan.