Answer:
I am a protector. I sit on a bridge. One person can see right through me, while others wonder what I hide. 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. I have greatest power when given away yet lust for me keeps me locked away.
I can speak with my hard metal tongue. But I cannot breathe for I have no lung
I am the kind of a tree that is carried in your hand. What am I?
I am the noise Santa's reindeers make
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.