You have to watch it till the end! You'll be engulfed. These websites are very creative.
Drifter - Dancer without body
I am everywhere, going elsewhere. I try to not breathe. I try not to fly. I try not to disappear.
Virtual sound mixer.
Lifros experimental flash gallery
A really creative actionscript gallery, with a lot of math and fun involved. 35 and 27 is my recommendation.
Bored funny Bored bOrEd CoOl