Answer:
I am a path between high natural masses; remove the first letter to get a path between man-made masses.
I don't have eyes, but once I did see. Once I had thoughts, but now I'm white and empty. What am I?
You cannot keep me until you have given me. What am I?
I am always hungry, I must always be fed. The finger I lick will soon turn red. What am I?
I have thirteen hearts but no body or soul.
According to the music industry, you can count on a midnight train and the devil to turn up here.