Some extraordinary gearsets can be found around here:
http://www.oddmusic.com/gallery/om23350.html
And now searching for the virtual VST plugin version of it.
The beer bottled organ is ofcourse my favorite…
You know what, I was about to start looking for samples from weird type instruments. thx for the link.
Extremely cool instruments here! 
Some other odd stuff on endaget:
Virtual Piano for Chopin on the go
MIDI-powered Roomba Vacuum Cleaner
They didn’t mention the Blaster Beam
… I’d really like to hear what that sounds like.