Answer:
Pregnant every time you see her, yet she never will give birth.
What can be forever wound up but never annoyed?
What can stand in place of a country but still fold away in a drawer?
Dies half its life. Lives the rest. Dances without music. Breathes without breath.
I can travel from there to here by disappearing, and here to there by reappearing.
I can only be played on a windy day