The Mandelbulb
blog.hvidtfeldts.net
blog.hvidtfeldts.net
http://www.gizmag.com/swiss-architects-3dprint-a-room/29299/
edit: the demoscene has been experimenting with objects like this for the last few years in terms of real-time navigable demonstrations with some stunning results in 4Kb.
http://jim373.deviantart.com/art/Hall-of-the-Goblin-King-276...
http://mandelwerk.deviantart.com/art/13th-Secret-Of-Cathedra...
(If you're impatient: http://youtu.be/2Vguvli1Y0k?t=2m57s)
PS: Why orange? Just to avoid using the "standard blue" used in most Beamer slides :D It doesn't look as offensive in a projector as in a screen, too.