Answer:
If a man carried my burden, he would break his back. I am not big but leave silver in my tracks. What am I?
I build bridges of silver and crowns of gold. What am I?
I am two-faced but bear only one. I have no legs but travel widely. Men spill much blood over me. Kings leave their imprint on me. What am I?
What kind of room has no doors or windows?
I belong to you but others use me more often than you do
Keep doing me to avoid lens dryness