Answer:
I have cities with no people forests with no trees and oceans with no water.
I tremble at each breath of air and yet can heaviest burdens bear.
Tear off my skin. I won't cry, but you will. What am I?
Ten men's strength, ten men's length. Ten men can't break me, yet a young boy walks off with me. What am I?
I go around in circles, but always straight ahead, never complain, no matter where I am led.
A little house full of meat, no door to go in and eat.