http://www.youtube.com/watch?v=0SsSAaJ6BII Timelapses of Manhattan. Needs more Phillip Glass.

http://circos.ca/ Circos is used to render genomes attractively. It can also handle any undirected graph. I successfully used it to create a diagram of all of my Facebook friends and their connections. Bonus link: OpenOrd is a plugin for another graph drawing software which can handle very large number of nodes.

http://www.youtube.com/watch?v=3CO7FPU7a2g#t=28s Dread Zeppelin - Immigrant Song

Three pictures referencing HBO's Game of Thrones TV series (and fantasy novels): one, two, three.

http://www.youtube.com/watch?v=HM1Zb3xmvMc#t=2m43s Every programmer should learn a little Lisp!

http://www.youtube.com/watch?v=x9J65j2GNzw Everything about this is great.

http://www.resexcellence.com/ The long-defunct Mac website ResExcellence has returned with its old content. Back in the day this site had all kinds of information about the workings of Macintosh systems and I personally learned quite a bit from it in grade school and junior high. It certainly set me on the path that led me to learning everything I know about software.

http://www.thepd.net/runningofthewieners.html I wish I could attend the Running of the Wieners.

http://www.nopromiseofsafety.com/ Photo shoots from all kinds of places you're not supposed to visit. Unfortunately the fish-eye effect kinda destroys many of the pictures.

http://www.youtube.com/watch?v=rVN9KnWy-H8 Swimming on the edge of Victoria Falls.