Answer:
Though I have neither legs nor feet, my use is for to go; Although I cannot speak, I tell what others want to know
What's a place you have left but didn't enter?
My first is nothing but a name; my second is more small; my whole is of so little fame it has no name at all.
Give it food and it will live, give it water and it will die.
If a man carried my burden, he would break his back. I am not rich, but leave silver in my track.
What is so fragile that saying its name breaks it?