Christophe Huet and other talented artists at the Asile studio in Paris produce amazingly lifelike and realistic CGI and photomanipulated creations. (Flash and audio, but the music, also created by Huet, is lovely.) Some images NSFW.
Michael Hansmeyer: Computational Architecture. Subdivision: Ornamented Columns -- "A full-scale, 2.7-meter high variant of the columns is fabricated as a layered model using 1mm sheet. Each sheet is individually cut using a mill or laser. Sheets are stacked and held together by poles that run through a common core." [more inside]
Nonononono, After You (.mov): A short animated film by Christopher Cordingley, graduate of the Ringling School of Art and Design. The school's computer animation portfolio is worth a browse; there's some real talent being nurtured there. (Last four links are to .avi files.)