http://www.viemu.com/a_vi_vim_graphical_cheat_sheet_tutorial.html This is a pretty extensive cheat sheet showing what each key does in the VIM text editor.

http://en.wikipedia.org/wiki/Lichtenberg_figure The tree-like shapes that electric discharges create. This is the kind of thing you see on lightning victims.

http://community.livejournal.com/thrifthorror/516306.html I love the first painting. Amazon links to prints are in the comments.

http://www.youtube.com/watch?v=6V2eCFsDkK0 This is a demonstration of the physics of rapidly cooled glass.

http://www.youtube.com/watch?v=dBb0zSmNevY The music video to You Could Easily Have Me by Metronomy.

http://en.wikipedia.org/wiki/The_Ambiguously_Gay_Duo All about the Ace and Gary cartoons on SNL.

http://www.esquire.com/features/food-drink/sandwiches This is an extensive list of quality sandwiches sold in America.

http://www.youtube.com/watch?v=khuu-RhOBDU Obama's a mack daddy.

http://commons.wikimedia.org/wiki/Commons:Picture_of_the_Year Every year Wikipedia users vote on a picture of the year. Here's a list of the past results.

http://www.youtube.com/watch?v=k1Yl0-1UDX0 Here's a song about private parts.