Meme Tree
Link this page (http://drunkmenworkhere.org/memetree.php) to grow your own branch.
The Meme Tree maps its referers in a tree that shows the propagation of the link, i.e. when you create a link to it your branch will be a sub branch of the link that brought you to the Meme Tree initially. The tree grows chronologically.
(inspired by milo's linkthispage)