Strangely enough...
...when I was a young child, walking along the sidewalk, I would sometimes get the illusion that I was standing still and the earth was moving under me. I knew that was not the case, of course, but it was still a fun illusion to play with.
(
The Resident Loon Not a demographic. Do not measure.,
Sun 19 Jun 2005, 2:47,
archived)