Answer:
Five hundred begins it, five hundred ends it. Five in the middle is seen. First of all figures, the first of all letters. Take up their stations between. Join all together, and then you will bring before you the name of an eminent king.
Be sure to shout for its answers are weak, but there is no language it cannot speak.
I don't have eyes, but once I did see. Once I had thoughts, but now I'm white and empty.
Metal or bone I may be, many teeth I have and always bared. Yet my bite harms no one. And ladies delight in my touch.
What weaves webs as they grow?
I run through hills. I veer around mountains. I leap over rivers. And crawl through the forests. Step out your door to find me.