"Virginia Attraction to Put its Heads Together." Like a bizarre hybrid of Easter Island and Mt. Rushmore, the future Presidents Park in Williamsburg, VA, will feature 43 house-sized busts of the presidents of the United States, allowing you to get very, uh, close to history [scroll down a bit]. Hopefully this will be as glorious as that other monument to the presidents in South Dakota; you know, this one.
Character Heads (Die Charakterköpfe, the first link is in German) - the remarkable late work of eccentric/mad 18th century Austrian sculptor Franz Xavier Messerschmidt.
Breast Cast Art. (NSFW? I don't know, your call.) Modart's Keep a Breast 2002 is currently auctioning off these artistic busts to benefit The Breast Cancer Fund.