I was in Fort Worth several years ago and saw an amazing exhibit by hyperrealist sculptor Ron Mueck.
The pieces were so life-like that you expected them to open their eyes or move at any second.
Here's a cool youtube collage that someone made of his art:
[ame="http://www.youtube.com/watch?v=qwIkJiauV3U"]YouTube- Ron Mueck[/ame]