Answer:
I am a path between high natural masses; remove the first letter to get a path between man-made masses.
I am an object which is used in baseball. During the day I can't be seen at all. What am I?
I am flora not fauna. I am foliage not trees. I am shrubbery not grass.
What can fill a room but takes up no space?
Santa shakes his belly like a bowl full of me
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.