Fields and Streams
If you were to paint flat country fields, you might have something like the first drawing at right.
On rolling terrain, plowed furrows or rows of corn will follow the curves of the ground and maybe you'll see a scene like the second drawing at right.
You can find all kinds of perspective in such scenes. You will see rows of corn or plow marks getting closer together in the distance, just as linear perspective says they ought to; near stalks are tall and distant ones are pip-squeaks; near stalks are full of luscious detail, distant ...