Answer:
We travel much, yet prisoners are, and close confined to boot. Yet with any horse, we will keep the pace, and will always go on foot.
A horrid monster hides from the day, with many legs and many eyes. With silver chains it catches prey. And eats it all before it dies. Yet in every cottage does it stay. And every castle beneath the sky.
What doesn't get any wetter, no matter how much rain falls on it?
The higher I climb, the hotter I engage. I cannot escape from my crystal cage.
Though I wander the earth, I am no longer here. I am pale and I chill everyone near. Who am I?
A leathery snake, with a stinging bite. I'll stay coiled up, unless I must fight.