Answer:
I am long and slim works in light. Has but one eye and an awful bite.
I build up castles. I tear down mountains. I make some men blind, but I help others to see. What am I?
My first is second in line; I send shivers up your spine; not quite shining bright I glitter in the light.
You turn me over after you have travelled far.
I begin your sentences.
A little house full of meat, no door to go in and eat.