Answer:
Who is the most foreign visitor you could imagine?
I stink in living but when dead smells good.
I am a shimmering field that reaches far. Yet I have no tracks and am crossed without paths. What am I?
What goes all around the world but never leaves its corner?
My second is performed by my first. A thief by the marks of my whole might be caught. What am I?
Black we are and much admired. Many seek us if they are tired. We tire the horse, and comfort man, and turn White when we've fulfilled your plan.