dizzy and nausea

[Dr. Red]

You might be talking about a large gyro-chair. It has a seat in the middle, and spins to give the sensation of weightlessness and/or unusual orientation.

Here are some variants:

http://spaceboy.nasda.go.jp/lib/cent...g/tksc_132.jpg

http://www.makinwaves.ca/images/gyro.jpg

I believe astronauts are trained in these devices.

'Regular' pilots are, as far as I know, not.