Timelapse animated map of the NYC subway that shows the order of the subway lines being built. See also the history of the NYC subway, photos of the IRT's first stations, and if you really don't have anything else to do for the next hour or so, an extensive trove of historical NYC subway maps.
...is a weblog about the liberal arts 2.0 edited by Jason Kottke since March 1998 (archives). You can read about me and kottke.org here. If you've got questions, concerns, or interesting links, send them along.