Originally posted by Tweek
it's just a vertical panorama instead of a horizontal one! Definitely possible to take.
i.e. mount the camera on tripod, make the lens face downwards. Then turn the camera 90 degrees about the Z-X plane. Then pan the camera 180 degrees about the Z-X plane, while taking pano shots. Stitch together, that's it! I think so lar, theoretically it should work.