Gyroscopic Self-Leveling Pool Table on a Ship...
(Video Link) If you utter the proper incantation, this magical pool table on the cruise ship Radiance of the Seas stays level. So you can't blame the waves for missing a shot. -via dman3150...
http://www.neatorama.com/2012/02/13/gyroscopic-self-leveling-pool-table-on-a-ship/
