transportation

http://en.wikipedia.org/wiki/The_Knowledge#The_Knowledge In order to become a licensed cab driver in London you have to pass a very extensive test of the city.

http://www.nytimes.com/2007/08/12/magazine/12fonts-t.html?ex=1344571200&en=5486b683e4ea62d4&ei=5090&partner=rssuserland&emc=rss A fascinating article about the design of a new typeface for interstate highway signs. This is a must read.

http://www.walkscore.com/ Measure how walking accessible your neighborhood is!

http://subwayblogger.com/ Blogging about the New York subway and its issues.

http://www.radicalcartography.net/?subways North American subways shown on the same map with the same scale.

http://en.wikipedia.org/wiki/Zebra_crossing Zebra crossing is the name for those painted pedestrian crossings.

5/18/07 Gil's LotD
http://wikipediafs.sourceforge.net/ Read and edit Wikipedia as a filesystem! For Linux, of course.
http://www.psstpassiton.com/ Different teams work on designing and creating the same film in separate steps.
http://www.fakeisthenewreal.org/subway/ Subways all drawn to the same scale, very cool.

http://scienceroll.com/2006/12/09/the-youngest-mother-ever/ A bit of background on the youngest mother ever.
http://en.wikipedia.org/wiki/File:Toys_for_Tots_parade_Philadelphia_2002.jpg Motorcycles on an urban interstate in Philadelphia.

http://www.john-drury.com/blog/?p=8 5 AWESOMELY GREAT APPLICATIONS FOR MAC USERS ONLY ROFLCOPTER
http://www.mic-ro.com/metro/metroart.html This page is about subway stations and the art inside of them around the world.
http://www.exploratorium.edu/snacks/tired_weight/index.html Calculate a car's weight by measuring its area touching the ground and tire pressure.

http://www.nyc-architecture.com/SPEC/GAL-PENN.htm Pictures of the now destroyed Pennsylvania Station in Manhattan.
http://underground-history.co.uk/front.php A page on abandoned stations on the London Underground.