Building, Painting, Car

I was going to write about the Banana Proof of God, but it's been done to death. Zombie Lovers pretty much shares my sentiment. But looking into bananas I came across the Atheist Test.

Building (n) - A structure that has a roof and walls and stands more or less permanently in one place.

Question #1: Do you know of any building that didn't have a builder?
Answer: Yes. They are called caves.

Painting (n) - Any work of art in which objects are represented in color on a flat surface.

Question #2: Do you know of any painting that didn't have a painter?
Answer: Yes. Sticking with the "flat surface" part of the criteria, butterfly wings.

Car (n) - A self-propelled vehicle used for transporting passengers.

Question #3: Do you know of any car that didn't have a maker?
Answer: Yes, but you won't like the answer. See below.