Answer:
Used on a diamond and left on a board. It's great for a gymnast his grip to restore. What is it?
I have rivers without water. Forests without trees. Mountains without rocks. Towns without houses.
What kind of running means walking?
What has a head, a tail, is brown, and has no legs?
Halo of water, tongue of wood. Skin of stone, long I've stood. My fingers short reach to the sky. Inside my heart men live and die.
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.