Nature, either way
Green Tree Dragon from Java, Indonesia Imagine light hitting the lizard's nose and stretching back. Every where the light could touch, more light would stretch back with it. With enough light, the lizard would look like a rectangle, and when put next to something so much larger, it could be a straight line. Thus, at a level, everything can be conceived as a straight line. Maybe.
Insects macro close-up (photography, photo, picture, image, beautiful, amazing, world, nature)