Answer:
I'm found on Windows yet I am just a decoration. What am I?
I am a path between high natural masses; remove the first letter to get a path between man-made masses.
I am lighter than the material I am made of. You see parts of me but more of me is hidden underneath.
They come out at night without being called. They are lost in the day without being stolen. What are they?
To cross the water, I'm the way. For water I'm above, I touch it not and truth to say, I neither swim nor move. What am I?
A little house full of meat, no door to go in and eat.