Answer:
By Moon or by Sun, I shall be found. Yet, if there's no light around, I am undone. What am I?
I am the beginning of eternity the end of time and space the beginning of every end the end of every place.
What can travel around the world while staying in a corner?
I am between earth and heaven. What am I?
You hold my tail while I fish for you. What am I?
What language does a billboard speak?