ETA:
Ooooops.
This picture is not the one I intended to post, and I don't seem to be able to edit it...
The one I intended was of a tree in a pasture... the link is below
But I just saw it in my dentist's office, and what was neat was it being a hologram.
As I moved from right to left, the tree's green leaves were replaced by golden brown.
Then as I moved further to the left, the leaves were gone and the scene changed to a winter snow scene.
Really well done. Here is a
link
I wish I could show that effect here... but you just had to be there.