the first photo is of a natural element, hence that its nit man-made. the shape of the first photo is more geographic then the second photo.
the second photo is of a side walk, a man-made object. the shape of the second photo is of a square, a square that was man-made, had to be put in place.
No, tree bark would be a real or actual texture, because it looks the way it feels.
19th century. Beethoven elevated <span>he symphony from an everyday genre produced in large quantities to a supreme form in which composers strove to reach the highest potential of music in just a few works.</span>