Answer:
You saw me where I never was and where I could not be. And yet within that very place, my face you often see.
Who has married many women but never has been married who is he
I dig out tiny caves and store gold and silver in them. I also build bridges of silver and make crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs my help. Yet many people are afraid to let me help them.
What has two hands, a round face, always runs, but stays in place?
A device for finding furniture in the dark.
What never asks questions but receives a lot of answers?